Lubricating Oil/Cooling Water Thermostat
Maintenance / Checking
A5.05. 11.06.01.01
7500
M20-M601C
en / 17.12.2010 IB021750 2/2
11
1.5 Wash parts in gas oil and blow them clean.
1.6 Wipe clean thermostat housing with lint-free cloth and check for corrosion and deposits.
2. Functional check of thermostatic element
2.1 Put thermostatic element (Fig. 1/5) into a water bath of temperature of approx. 15 K above the
temperature specified on the strap (XX) (specification in degree C).
2.2 The thermostatic element (5) must open steadiliy.
3. Assembly
3.1 Repalce O-rings (1 and 9) and gasket (8).
3.2 Assembly is done in reverse order of disassembly.
3.3 Top up lubricating oil/cooling water system and check thermostat for leakages.
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