Repair
312063Z
39
Fluid Temperature Sensor (FTS)
Test/Removal
1. Turn main power OFF
. Disconnect power
supply.
3. Remove tape and protective covering from FTS
(21), F
. 10. Disconnect hose cable (F). Test with
ohmmeter between pins of cable connector.
4. If FTS fails any test, replace FTS.
5. Disconnect air hoses (C, L), and electrical
connectors (D).
6. Disconnect FTS from whip hose (W) and fluid hoses
(A, B).
7. Remove ground wire (K) from ground screw on
underside of FTS.
8. Remove FTS probe (H) from component A (ISO)
side of hose.
Installation
The Fluid Temperature Sensor (FTS) is supplied. Install
FTS between main hose and whip hose. See Heated
Hose manual for instructions.
Pins
Result
1 to 2
approximately 10 ohms
1 to 3
infinity
3 to FTS groundscrew
0 ohms
1 to FTS component A
fitting (ISO)
infinity
Pins
Result
F
IG
. 11 Fluid Temperature Sensor and Heated Hoses
A
B
H
C
L
ISO
A
W
B
D
K
ti9581c