Weifang 495 - Cooling System

g. Install the filter c.asing. Because there iSilO oil pressure
~Nithin it, trie cap UtIt should not be over tightened.
1.£ the oil inlet pressure is no·rmal,8 correctly asserflbled rotor
should be able to rotate by itself for 1- 2 minutes under the action
of its inertia~ Therefore ,after the engine stops, a speciata<:\d even '
sound can be heard if sound or it lasts for very s}lort time, that in-
dicates ·the rotor assembly workirlg abnormally either not runrling
or runnirlg at very low speed.
6. Cooling System
The cooling systern consists of the radiator (or cooling pool) ~
vvater pump,fan,thermostat,cowling,water inlet and outlet hose,
etc. as shown in Fig~ 29.
6
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I
Lc[_ u __ J"----'"
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Fig. 29 Layout of cooling system
]--Water pump inlet rubber hose;2-Fan;3-·-Water pump; 4--· -Radiator;
S---Co1Nling;6-Bypass rubber hose;7--Engine water outlet rubber hose; 8-· -
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