Maintenance 1B20, 1B30, 1B40, 1B50
62
HATZ
Manual
CAUTION
Danger of later engine damage.
▪ Operating the engine with an oil level below the min. mark
or above the max. mark can lead to engine damage.
▪ When checking the oil level, the engine must be horizontal
and have been switched off for a few minutes.
NOTICE
▪ The engine must be level.
▪ The engine must be switched off.
▪ Only drain engine oil while it is warm.
Draining the engine oil
Overview
Without oil sump With oil sump
1 Oil drain screw
2 Seal ring
Procedure
Step Activity
1 Keep a container ready for collecting the used oil. The con-
tainer must be large enough to hold the entire amount of en-
gine oil.
2 Unscrew the oil drain screw (1) and drain the oil entirely.
3 Clean the oil filter when required (every 1000 hours of opera-
tion), see chapter 8.2.5 Clean the oil filter, page 64.
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