Honda Acura NSX 1991 Service Manual page 955

11. Disconnect the connectors from all the actuators and
sensors attached to the heater-evaporator.
12. Remove the mounting bolts(2-under
the hood), then remove the heater-
evaporator through the
a: CORROSION RESISTANT
BOLT
HEATER-EVAPORATOR
6 x 2 0
10 N-m (1.0 kg-m, 7.2 lb-ft)
13. Install in the reverse order of removal, and:
Apply sealant to the A/C line grommets.
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Do not interchange the inlet and outlet heater
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hoses. Make sure that the hose clamps are tight.
14 Fill the radiator and reservoir tank with the proper
coolant mixture. Bleed the air from the cooling sys-
tem (Section IO).
CAUTION: Follow the sequence described in the air
bleed procedure. If you don't, you may leave air in
the system which could damage the engine.
the dash) and
passenger door.
NUTS
15. If necessary, adjust the heater valve cable:
Set the air mix control motor at COLD position
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(page 22-90).
Connect the end of the cable to the heater valve
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arm.
Gently slide the cable outer housing back from the
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end enough to take up any slack in the cable, but
not enough to make the other end move the arm
on the air mix motor. Then snap the clamp down
over the cable housing.
CLAMP
HEATER VALVE
16. Turn the blower on and make sure that there is no
air leakage.
17. Charge the system (page 22-93-95) and test Per-
formance (page 22-96).
\ II
HEATER VALVE
CABLE