Mitsubishi diesel engines - Thermostat and Thermoswitch

COOLING SYSTEM - INSTALLATION
5 - 11
2. Thermostat and Thermoswitch
Tightening torque:
39.2 to 49.0 N
m
(4.0 to 5.0 kgf
m)
[28.9 to 36.2 lbf
ft]
Tightening torque:
18.6 to 26.5 N
m
(1.9 to 2.7 kgf
m)
[ 13.7 to 19.5 lbf
ft]
Installation of the thermostat and thermoswitch
<Installation sequence>
④→③→②→①
2.1 Installing the thermostat case
(1) Assemble the thermostat into the thermostat case.
(2) Using a new gasket, install the thermostat
assembly onto the cylinder head.
2.2 Installing the thermoswitch
Apply sealant to the threaded portion of the
switch, and tighten it to the specified torque.
Sealant ThreeBond 1104
Installing the thermostat assembly
Installing the thermoswitch
Case bolt tightening torque:
39.2 to 49.0 N
m
(4.0 to 5.0 kgf
m)
[28.9 to 36.2 lbf
ft]
Cover bolt tightening
torque:
16 to 20 N
m
(1.6 to 2.0 kgf
m)
[11.6 to 14.5 lbf
ft]
Apply sealant
Tightening torque:
18.6 to 26.5 N
m
(1.9 to 2.7 kgf
m)
[13.7 to 19.5 lbf
ft]