Safety
Tigercat H822C/LH822C/H830C/LH830C Harvester
SERVICING SAFETY PRECAUTIONS continued
DISCONNECT THE MULTI-PIN PLUG FROM THE XS2 MODULE
Care must be taken in attaching the welding machine grounding clamp so current does not pass through bearings, especially the swing bearing. Disconnect the negative (-) battery cable from all the batteries. This machine is equipped with sensitive electronic control equipment thus, prior to welding: Disconnect the engine ECM (Engine Control Module) by unplugging the four pin engine power connector and the two multipin connectors from the left side of the engine.
DISCONNECT THE TWO MULTI PIN CONNECTORS IN THE HARNESS
DISCONNECT 4 PIN ENGINE POWER CONNECTOR 822C-34
DISCONNECT THE TWO MULTI-PIN PLUGS FROM THE ENGINE ECM
ENGINE ECM DISCONNECT - LEFT SIDE OF ENGINE
845D-001
Disconnect the multi-pin connector on the XA2 Module mounted in the hydraulic tank compartment.
CAB FUSE AND RELAY PANEL
Disconnect the IQAN XS2 Module multi-pin connector and the two multi-pin connectors in the wiring harness in the cab fuse and relay electrical cabinet.
DISCONNECT THE MULTI PIN CONNECTOR FROM THE XA2 MODULE
DISCONNECT THE MULTI PIN CONNECTOR FROM THE XA2 MODULE 822C-179
Disconnect the multi-pin connector on the XA2 Module mounted in the pump compartment.
822C-180
IMPORTANT 24 VOLT ELECTRICAL SYSTEM 1.18
