Surgical tables

Enochs Power 6000: troubleshooting and error codes

The ServiceForge knowledge base holds 41 documented symptoms for the Enochs Power 6000, with 54 ranked causes, 68 diagnostic checks with test points and expected values, and 0 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Table will not lift patient patient safety

Table unable to lift patient or lifts very slowly despite proper operation of controls

Ranked causes

1. Patient exceeds recommended weight capacity of 400 lbs (common)
2. Faulty or out of adjustment pressure relief valve (occasional)
3. Flow direction control valve not allowing full pressure to reach cylinders (occasional)
4. Hydraulic pump/motor unit problem (occasional)

First check

Verify patient weight is within capacity

Test point: Patient weight assessment
Expected: Patient weight does not exceed 400 lbs

1 more check with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hydraulic pressure out of range high voltage

System pressure not within 600–750 PSI during table operation; may indicate worn relief valve or flow control issues

Ranked causes

1. Worn or out-of-adjustment pressure relief valve in pump body (common)
2. Flow direction control valve not allowing full pressure to reach cylinders (occasional)
3. Low hydraulic oil level or wrong viscosity of hydraulic oil (common)

First check

Measure system hydraulic pressure at full up position

Test point: Capped test port on hose fitting at top of pump manifold
Expected: 600 to 750 PSI when full flow bypassed through pressure valve, 600–750 PSI
Tools: Pressure gauge, two wrenches

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Motor does not stop at lowest position during auto return patient safety

Motor continues running when table reaches lowest position on auto return

Ranked causes

1. Faulty auto return limit switch (LS-1) (occasional)
2. Faulty R3 relay coil (occasional)
3. Micro-switch arm not making solid contact or mount plate misaligned (common)

First check

Check limit switch continuity

Test point: White wire from TB3-4-top to TB3-5-top
Expected: Circuit closed
Tools: Multimeter

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Tilt cylinder non-functional patient safety

Tilt cylinder does not respond to controls; requires replacement

Ranked causes

1. Tilt cylinder failure (unknown)
2. Tilt cylinder functioning but requires replacement (unknown)
3. Pressure relief valve chattering or squealing (occasional)

First check

Assess tilt cylinder operation before replacement decision

Test point: Tilt control function
Expected: Cylinder responds to controls (functioning) or does not (non-functioning)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Headrest does not stay in position during normal use patient safety

Headrest shifts or moves when in use

Ranked causes

1. Adjustment required (common)
2. Internal parts damaged or broken (occasional)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hydraulic hose leaks or ruptures caution

Oil leaks from hose connections or hose body becomes damaged, weak, or chafed during table movement

Ranked causes

1. Hose routed incorrectly causing chafing or pinching during movement (common)
2. Hose connections overtightened damaging internal O-ring seals (occasional)

First check

Inspect hose routing path and cable tie positions

Test point: Entire hose from cylinder to connection point
Expected: Hoses routed identically to original; cable ties secure hose/cord bundle without gaps

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table bounces up and down patient safety

When TABLE foot switch activated, table bounces up and down instead of smooth movement

Ranked causes

1. Green auto return button stuck in down position (occasional)
2. Auto return limit switch damaged (occasional)

First check

Inspect green auto return button position

Test point: Green auto return button
Expected: Button fully released (up position)

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table does not respond to one or more foot switches patient safety

Specific foot switches do not activate table movement while others may work

Ranked causes

1. Movement of foot switch treadle restricted by debris or damage (common)
2. Internal solenoid valve in affected cylinder not working (occasional)

First check

Inspect foot switch treadle for debris

Test point: Affected foot switch treadle area
Expected: Treadle moves freely without obstruction

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

110 V outlet not working high voltage

Power outlet on table does not supply power

Ranked causes

1. Damaged outlet (common)

First check

Verify outlet condition

Test point: Duplex outlets on table side
Expected: Power available

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Auto Return does not work patient safety

Auto return function does not activate table downward movement

Ranked causes

1. Faulty switch or connection (common)

First check

Position table to full UP position

Test point: Table position
Expected: Table at full height

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Auto Return function not working patient safety

Table does not shut off automatically when lowered to full down position after GREEN Auto Return button pressed

Ranked causes

1. Auto Return down limit switch misaligned or defective (common)

First check

Test Auto Return limit switch function

Test point: Table full UP position and GREEN Auto Return button
Expected: Table shuts off when lowest position reached

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Back cylinder does not function high voltage

Back section fails to move up or down; may indicate electrical or hydraulic failure

Ranked causes

1. Back cylinder internal or external mechanical failure (common)

First check

Verify new cylinder pin-to-pin length matches original

Test point: Side-by-side comparison of cylinders
Expected: New cylinder pin-to-pin length equals original cylinder length

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Headrest and arm locking mechanism patient safety

Procedure to adjust locking efficiency of padded headrest, upper arm, and lower arm to ensure firm positioning with appropriate operational force

Ranked causes

1. Routine maintenance and calibration (common)

First check

Loosen upper lock screw with 3/32" wrench

Test point: Upper lock screw at padded headrest and upper arm pivot
Expected: Screw loosened

5 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Clearance issue between housing screw heads and motor housing caution

Metal to metal contact observed between access panel screw heads and motor housing during table operation

Ranked causes

1. Upper housing not positioned correctly at hinge anchor (occasional)

First check

Observe clearance during table operation

Test point: Screw heads on access panel versus motor housing
Expected: No metal to metal contact during full range of motion

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Clunking sounds heard during downward table adjustment caution

Clunking noise occurs when lowering table height

Ranked causes

1. Sliding access panels not positioned correctly or need lubrication (common)

First check

Verify side panel positioning and condition

Test point: Sliding access panels both sides
Expected: Panels seated correctly with nylatron edging in place

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Cylinder does not hold its position patient safety

Table or section fails to maintain position and drifts or sinks

Ranked causes

1. Solenoid valve in cylinder is damaged (common)

First check

Actuate problem cylinder and release control

Test point: Problem cylinder with solenoid valve
Expected: Cylinder maintains position when control released

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Electrical cord disconnected or damaged high voltage

2-wire electrical cord to cylinder becomes loose, disconnected, or damaged during service or use

Ranked causes

1. 2-wire cord connection not properly secured at terminal block (occasional)

First check

Verify correct wire-to-terminal connections

Test point: Terminal block TB5 (head/back cylinders) or TB5 (foot cylinder)
Expected: Black wire secured at correct terminal; White wire at TB5-1; connections firm

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Foot cylinder does not function high voltage

Foot section fails to move up or down; may indicate electrical or hydraulic failure

Ranked causes

1. Foot cylinder internal or external mechanical failure (common)

First check

Verify new cylinder pin-to-pin length matches original

Test point: Side-by-side comparison of cylinders
Expected: New cylinder pin-to-pin length equals original cylinder length

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Functions are slow or incomplete patient safety

Table movements operate slowly or do not complete full range of motion

Ranked causes

1. Oil supply may be low due to leak in cylinder, hose or connection (common)

First check

Check hydraulic oil level

Test point: Dipstick with motor cover removed
Expected: Oil level approximately 1/2 inch on dipstick, +/-0.1 inch

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Head cylinder does not function high voltage

Head section fails to move up or down; may indicate electrical or hydraulic failure

Ranked causes

1. Head cylinder internal or external mechanical failure (common)

First check

Verify new cylinder pin-to-pin length matches original

Test point: Side-by-side comparison of cylinders
Expected: New cylinder pin-to-pin length equals original cylinder length

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Headrest lock lever insecure patient safety

Lock levers are not fully engaged or secured after adjustment; risk of sudden movement or disengagement

Ranked causes

1. Lock levers not fully engaged (common)

First check

Visually inspect lock levers position

Test point: Upper and lower lock levers
Expected: Levers fully engaged and in locked position

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Headrest moves when pressure applied patient safety

Headrest lacks firmness or shifts position when operator applies force; locking mechanism not secure

Ranked causes

1. Headrest locking mechanism requires adjustment (common)

First check

Verify headrest firmness under applied pressure

Test point: Padded headrest
Expected: Headrest firmly positioned with no movement when pressure applied

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hose fittings leaking oil caution

Oil seeping from cylinder hose connections during or after operation

Ranked causes

1. Hose connections overtightened or improperly sealed (common)

First check

Inspect hose connection tightness

Test point: Lift cylinder hose fittings
Expected: Firm connection with no visible leakage

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Hydraulic system makes squealing noise at end of cylinder stroke caution

High-pitched squealing sound when cylinder reaches end of stroke

Ranked causes

1. Hydraulic system pressure too high or valve spring too weak (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Incorrect hydraulic oil type or level caution

Incorrect or low hydraulic oil affecting table operation and component life

Ranked causes

1. Wrong oil type used or oil level low (occasional)

First check

Check hydraulic oil level and type

Test point: Reservoir dipstick and oil container label
Expected: Level approximately ½ inch on dipstick; MOBIL DTE 24 - 10 wt.

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Leg cushion not securely attached to table caution

Cushion moves or shifts during use

Ranked causes

1. Cushion retainer hooks not fully engaged (common)

First check

Verify cushion retainer hooks engagement

Test point: Cushion attachment points
Expected: Hooks fully seated in latch sockets

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Leg/foot section does not move patient safety

Leg/foot section not responding while all other table functions work properly

Ranked causes

1. Safety interlock switch under seat not in solid contact with basin tray (common)

First check

Verify basin tray is fully stored

Test point: Basin tray position under seat section
Expected: Tray fully inserted in stored position

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Lift cylinder non-functional patient safety

Lift cylinder does not respond to controls; requires major disassembly and replacement

Ranked causes

1. Lift cylinder failure (unknown)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Lift cylinder not functioning high voltage

Table does not raise or lower when lift function activated

Ranked causes

1. Air in hydraulic lines (common)

First check

Verify hose connections are not leaking

Test point: Lift cylinder hose fittings
Expected: No oil leakage

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Motor shows inconsistent behavior caution

Motor operates erratically or intermittently

Ranked causes

1. Run capacitor malfunction (common)

First check

Confirm electrical continuity of capacitor

Test point: Motor Run Capacitor
Expected: Continuity present

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Oil reservoir O-ring seal leaks caution

Oil leaks from reservoir seal area; pressure relief and air purging compromised

Ranked causes

1. Oil reservoir O-ring seal degraded or damaged (occasional)

First check

Inspect O-ring groove and mating surface for contamination

Test point: Reservoir connection area on pump
Expected: Groove and mating surface clean and dry; no debris or old sealant

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Only DOWN functions work; TILT only moves up patient safety

TABLE, BACK and FOOT controls only activate DOWN movement; TILT control only moves up

Ranked causes

1. Hydraulic directional control valve not functioning in up mode (occasional)

First check

Test directional control valve coil continuity

Test point: Hydraulic directional control valve solenoid coils
Expected: Continuity present on up-mode coils

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Only UP functions work; TILT only moves down patient safety

TABLE, BACK and FOOT controls only activate UP movement; TILT control only moves down

Ranked causes

1. Hydraulic directional control valve not functioning in down mode (occasional)

First check

Test directional control valve coil continuity

Test point: Hydraulic directional control valve solenoid coils
Expected: Continuity present on down-mode coils

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Paper roll falls out of holder

Paper roll does not stay in holder or falls during use

Ranked causes

1. Paper positioned incorrectly in holder (common)

First check

Verify paper roll position and holder closure

Test point: Paper roll holder
Expected: Paper unrolls from bottom, door closed

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Power source is good but outlets not working high voltage

External power verified good but outlets on table do not supply power

Ranked causes

1. Damage to power cord, foot control cord, plug or switch (common)

First check

Verify external AC power source

Test point: AC outlet before table connection
Expected: Voltage present and within normal range

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Pump motor does not run patient safety

Motor does not respond to foot switch activation; outlets on table are working

Ranked causes

1. Master ON/OFF switch not in ON position (common)

First check

Verify Master ON/OFF switch position

Test point: Master ON/OFF switch on motor housing
Expected: Switch in ON position and illuminated

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Pump motor does not run and outlets not working patient safety

No response from foot switches, power source confirmed good, outlets not working

Ranked causes

1. Damage to power cord, foot control cord, plug or switch (common)

First check

Verify external power source is good

Test point: AC outlet feeding table
Expected: Power present at outlet

3 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table does not move with clicking sounds patient safety

Table does not move when foot switches activated but clicking sounds heard

Ranked causes

1. Motor overheated due to prolonged continuous operation (common)

First check

Feel motor housing for heat

Test point: Motor housing surface
Expected: Motor warm but cooling

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table makes squeaking or grinding noises during height adjustment caution

Squeaking or grinding sound when raising or lowering table height

Ranked causes

1. Lift chains and shaft bearings require lubrication (common)

First check

Lubricate lift chains and shaft bearings

Test point: Lift chains and shaft bushings
Expected: Smooth operation without noise

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table makes squeaking sound during adjustment of back or tilt caution

Squeaking noise when adjusting backrest or tilt function

Ranked causes

1. Hinges require lubrication (common)

First check

Lubricate hinge points

Test point: Couch top hinge and tilt hinge points
Expected: Smooth operation without squeaking

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Table wobbles or jiggles patient safety

Table is unstable or shakes during use

Ranked causes

1. Table leveling glides not properly adjusted (common)

First check

Verify all leveling glides contact floor

Test point: Four corner leveling glides
Expected: All four points firmly on floor surface

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.