Engine-Related Items NOTE: Whenever a part is worn excessively, cracked, or damaged in any way, replacement is necessary.
SPECIAL TOOLS A number of special tools must be available to the technician when servicing the engine-related items. Description
p/n
Blind-Hole Bearing Puller
0644-500
Coolant Cap
0644-156
Drive Clutch Spanner Wrench
0644-136
Valve and Spring Retainer Tool
0644-448
Fan Spanner Wrench
0644-340
Water Pump Bearing and Seal Tool Kit
0644-557
Oil Seal Protector Tool
0644-219
Engine Leak-Down Test Kit
0644-522
Vacuum Test Pump
0644-131
Hood Harness Extension
1686-659
Hood Harness Extension
1686-660
Oil Filter Wrench
0644-551
ZJ113A
4. Remove the two cap screws securing the water pump to the engine; then remove the pump and account for the O-ring.
NOTE: Special tools are available from the Arctic Cat Service Parts Department.
Water Pump (5000)
ZJ114A
DISASSEMBLING/ASSEMBLING
REMOVING
! WARNING When servicing the water pump, disconnect the negative battery cable to avoid injury.
1. Drain the engine coolant (see the appropriate Liquid Cooling System in this section). 2. Remove the water bypass hose (A); then remove the coolant tank/engine hose (B).
0742-104
1. Secure the water pump in a suitable support device; then remove the two Phillips-head screws (A) securing the inner/outer pump housings. 2. Separate the inner/outer pump housings; then remove the E-clip (B) from the impeller shaft, remove the shaft from the inner housing, and remove the ceramic seal (C) from the shaft. ZJ112A
3. Remove the separator tank breather hose to gain access to the water pump; then remove the water inlet hose from the water pump.
3. With the inner housing secured in a suitable clamping device and using Blind-Hole Bearing Puller, remove the mechanical seal (D); then remove the oil seal (E).
69
