TOHATSU BFT75A Service Manual page 328

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INSTALLATION
• There are two types of the thermostats; one for the cylinder head and the other for the cylinder block. Do not
confuse them on assembly.
Install the two anode metals [1] on the cylinder head, and tighten the two screws [2] securely.
Install the new water jacket cover gasket [3] and the water jacket cover [4] on the cylinder head, and loosely
tighten the twelve bolts [5].
Install the thermostat (50 °C) [6], new thermostat cover O-ring [7], and the thermostat cover [8] on the water
jacket, and loosely tighten the two bolts (6 X 35 mm) [9].
Install the thermostat (60 °C) [10], new thermostat cover O-ring [11], and the thermostat cover [12] on the
cylinder block, and tighten the two bolts (6 X 22 mm) [13] securely/
[1]
Tighten the cover bolts [1] in the numbered sequence
shown in two or three steps.
[3]
[2]
[10]
[11]
[12]
[13]
[6]
[9]
[8]
[7]
[5]
[4]
[1]
13.
4.
1.
3.
8.
9.
12.
COOLING SYSTEM
THERMOSTAT FOR
CYLINDER HEAD:
PAINT
THERMOSTAT FOR
CYLINDER BLOCK:
NO PAINT
14.
10.
5.
6.
2.
7.
11.
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