3-4L43C, 3-4M43, 3-4M43Z Maintenance
HATZ
61Manual
Overview — Cleaning
Procedure — Cleaning
Step Activity
Cleaning in case of dry dirt contamination
1 Clean the cooling fan, cylinder head and cylinder with a suit-
able brush.
2 Blow out the entire cooling air area with compressed air.
3 Blow out the oil cooler with compressed air only.
NOTE:
▪ Do not place the compressed air gun against the sensitive
radiator fins.
4 On encapsulated engines, also clean the area between the
floor plate and crankcase.
5 Mount the capsule and air guide parts again.
Cleaning of wet or oily dirt contamination
1 Disconnect the negative battery terminal.
2 Manually clean the alternator and regulator.
3 Cover the alternator with the installed regulator and do not
spray directly.
4 Spray the entire area with a suitable cleaning solution accord-
ing to manufacturer instructions and then clean off with a jet of
water.
Do not spray components of the electrical equipment with a
water jet or high pressure jet during cleaning.
5 Blow dry the engine with compressed air.
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