CLARK FORKLIFT SM -587 NPR-345 NPR-17 NPR-20 SERVICE MANUAL

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CLARK FORKLIFT SM 587 NPR 345 NPR 17 NPR 20 SERVICE MANUAL – PDF DOWNLOAD

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CLARK FORKLIFT SM 587 NPR 345 NPR 17 NPR 20 SERVICE MANUAL – PDF DOWNLOAD

• Digital readout should display “8888” for about one second after you turn the key switch ON. This indicates that the digital readout is okay. then, either the battery symbol or the wrench symbol light should come ON. l Battery Symbol: When the battery syrnbol light comes on, the digital readout shows the percentage of usable remaining battery charge.
• If the readout registers 19 or less, the readout will flash. l Wrench Symbol: If this light comes on, a status code will appear on the digital readout. The status code may indicate an easily correctable “operator fault” or it may indicate that the truck should be serviced. l Fault Codes: Codes -01 through -03, -06 and -08 are usually operator fault codes, and can be corrected by the operator as explained in Group 19, Section 3. A momentary display of status code -99 indicates that the truck hours exceed the preprogramed maintenance reminder hours and the functions must be reset after completing the P.M. d. Check the hour meter. Turn the key switch to the OFF position. The hourglass symbol light should come on.
• The hours registered on the truck should appear on the digital readout for about four seconds. Record this hour meter reading on the PM check sheet.. Check Hvdraulic Function% Aftermaking sure youhaveoverheadclearance, gently pull back on the Multi-Function Control. The pump motor should turn on and the carriage should begin to elevate. Release the control. It should return to neutral without binding and the pump motor should turn off. The control should not bind when moving it any position. Elevate the upright to maximum fork height.
• As the upright raises, watch for mechanical binding of rails, rollers and damage to hoses and lift chains. Lower the upright to full down position. As the upright lowers, watch for mechanical binding of rails, rollers and damage to hose and lift chains. Watch the upright to make sure it operatessmoothly between the free lift and rail lift stages. Hold in one button at a time and check tilt, reach and side shift (if applicable) for proper operation andrange.
• Forks should tilt evenly and smoothly. Pantograph should reach and retract smoothly without hesitation. Fork Side Shift operation should be smooth without binding. Note any excessive “slop” or “noise” in the upright that may indicate roller damage or roller reshimming is required. Record any malfunction and/or damage on the P.M. Check List. Check Brake After checking that you have a clear travel path ahead, move the truck forward at a slow speed.
• Slowly lift foot from brake pedal. Drive motor should cut off before the brakes apply. Move truck in reverse at a slow rate of speed. Slowly lift foot from pedal, the motor should cut off before the brakes apply. Ifoperation is notsatisfactory . . . do not operate the truck. Report condition to designated authOIitJC

Table Of Contents:

CLARK FORKLIFT SM 587 NPR 345 NPR 17 NPR 20 SERVICE MANUAL – PDF DOWNLOAD

01 Planned Maintenance Procedures PM-l thru 29
02 Lubrication Charts 01-1-l
03 Battery Service 12-1-1
04 Multi-Function Control Handle Switches 13-1-1
05 Electric Motor Service — General 16-2-1
06 Traction Motor Service 16-3-1
07 Pump Motors 16-5-1
08 Auxiliary/Steer Pump Motor Service 16-7-1
09 Contactor Service 17-1-1
10 Electrical Sequence of Operation 19-2-1
11 EV-T15 Solid State Control Status Code 19-3-1
12 Oscillator Card Settings and Tests 19-4-1
13 Steering Control Adjustments (EV-T5PS)19-5-1
14 Wiring Diagrams 19-6-1
15 Directional, Lift & Lower Switches and
Transducer Adjustment 19-7-1
16 Periodic Electrical Checks 19-8-1
17 Oscillator Card, Remove & Replace 19-10-l
18 solenoid Control Card Troubleshooting lo- 16- 1
19 Axle Articulation Adjustment 20-l-l
20 Drive Unit Overhaul 20-2- 1
21 Traction Wheel & Tire 22-l-l
22 Caster Wheel & Tire 22-2- 1
23 Motor Brake 23-l-l
24 Caster Brake 23-2- 1
25 Brake Bleeding Procedure 23-3-l
26 Brake Pedal Adjustment 23-4- 1
27 Hydraulic Pressure Checks 26-l-l
28 Hydraulic Sump Tank, Filter and
Strainer(s), Service 29-l-l
29 Hydraulic Schematic 29-2- 1
30 Hydraulic Pump Overhaul 29-4- 1
Item Groun No-Section No.-Page No.
3 1 Hydraulic Control Valves & Solenoid
Control Valves, Remove & Replace30- l- 1
32 Auxiliary Reach & Tilt Valve Overhaul 30-2- 1
33 Lift Control Valve Overhaul 30-3- 1
34 Lowering Solenoid Valve 30-4- 1
35 Auxiliary Solenoid Valve
( Reach & Tilt Control Valves) 30-5-l
36 Reach & Tilt Selector (Solenoid) Valves 30-6- 1
37 Side Shifter Solenoid Control Valve 30-7- 1
38 Tilt Cylinder Overhaul 32-2-l
39 Reach Cylinder Overhaul 32-3-l
40 Upright & Pantograph Remove & Replace
and Roller Shim Adjustments 34-l-l
41 Pantograph & Fork Carriage R&R
and Roller Shim Adjustments 34-2-l
42 Rail Lift Cylinder Overhaul 34-3- 1
43 Free Lift Cylinder Overhaul 34-4- 1
44 Lift Fork Inspection 34-5- 1
45 Lift Chains 34-6-l
46 Load Wheels 35-l-l
47 Specifications 40-l-l
48 Service Weights 40-2- 1
49 Lubricants and Shop Supplies 40-3-l

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