Weichai America Corp.
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4.8.3.4 Thermostat Inspection and Maintenance
1. Check the clamps to ensure good condition. Replace any if necessary.
2. Check the coolant rubber hoses for cracks or damage. Replace them if necessary.
3. Check the thermostat for fracturing or damage. Replace it if necessary.
4.8.4 Fan Assembly and Disassembly
4.8.4.1 Fan Exploded View
Fig. 8-4 Exploded view of fan
8.4.2 Fan Disassembly Procedure
1. Loosen the six fixing bolts on the fan. Remove the bolts, washers, and fan.
2. Loosen the bolts connection the flange to the spacer block. Remove the bolts, washers, flange,
and spacer block.
8.4.3 Fan Assembly Procedure
1. Prior to assembly, check the fan, flange and fastening bolts for any manufacturing defects or
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