4-68 FI SYSTEM
• With the TV fully closed, install the TP sensor.
! 09930-11950: Torx wrench
' TP sensor mounting screw: 3.5 N·m (0.35 kgf-m, 2.5 lb-ft)
• Set each STV to the same opening by turning the balance
screw
1.
STP SENSOR ADJUSTMENT
If the STP sensor adjustment is necessary, measure the sensor
resistance and adjust the STP sensor positioning as follows:
• Disconnect the STP sensor coupler.
• Set the ST valve to fully close position by finger and measure
the resistance T
3
and T
4
terminals.
% STP sensor setting resistance
ST valve is fully closed: Approx. 1.1 kΩ
ΩΩ
Ω
(
+ T
3
–
- T
4
)
! 09900-25008: Multi circuit tester
) Tester knob indication: Resistance (Ω
ΩΩ
Ω)
• Loosen the STP sensor mounting screws.
• Adjust the STP sensor until resistance is within specification
and tighten the STP sensor mounting screws.
! 09930-11950: Torx wrench
' STP sensor mounting screw:
3.5 N·m (0.35 kgf-m, 2.5 lb-ft)
Ω
T3
T4
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