LOW POWER COMPLAINT CHECKLIST Tigercat 630 SKIDDER NOVEMBER 1999
TABLE OF CONTENTS
STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 PART A PART B PART C PART D STEP 6 STEP 7 STEP 8 STEP 9 STEP10 STEP11 STEP12 STEP13 STEP14 STEP15
ENGINE STALL TEST ..................................................................................... 4 CHECK MAIN PUMP RELIEF AND P.O.R. ..................................................... 6 CHECK AIR CLEANER .................................................................................. 8 CHECK FUEL FILTER/ WATER SEPARATOR .............................................. 10 DRIVE TEST ................................................................................................. 12 BEGIN OF DISPLACEMENT CONTROL PRESSURE ................................ 12 MOTOR PRESSURE OVERRIDE (P.O.R.) .................................................. 14 TURBO BOOST PRESSURE ...................................................................... 16 CHECK FUEL PRESSURE ......................................................................... 18 CHECK AIR INTAKE MANIFOLD ................................................................. 20 CHECK FUEL SHUT-OFF SOLENOID ......................................................... 22 CHECK AIR HOSES ..................................................................................... 24 CHECK DIAPHRAGM IN THE INJECTION PUMP ....................................... 26 CHECK WASTE GATE ACTUATOR FOR LEAKS ........................................ 28 CHECK WASTE GATE ACTUATOR FOR TRAVEL ...................................... 30 CHECK INJECTOR PUMP TIMING ............................................................. 32 CHECK FOR MISFIRING CYLINDERS ....................................................... 34 CHECK INJECTOR SPRAY PATTERN ........................................................ 36 CHECK ENGINE BLOW-BY ........................................................................ 38
TROUBLE SHOOTING GUIDE ......................................................................................... 2
630 Available Literature Operator's Manual .................................................. Part No. 5843A Service Manual ....................................................... Part No. 6701A Parts Catalog .......................................................... Part No. 5321A Hydraulic Adapters Book ........................................ Part No. 1472A Hose Assemblies Book .......................................... Part No. 3707A Low Power Complaint Checklist (this manual) ...... Part No. 13791A
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