12
901271 REV D 7/14/14, 1969-70 MUSTANG wo AC EVAP INST PG 12 OF 26
HEATER HOSE & HEATER CONTROL VALVE INSTALLATION
ROUTE A PIECE OF HEATER HOSE FROM THE WATER PUMP TO THE HEATER LINE COMING THROUGH THE FIREWALL
AS SHOWN IN FIGURE 11, BELOW. SECURE USING HOSE CLAMPS.
ROUTE A PIECE OF HEATER HOSE FROM THE INTAKE TO THE HEATER LINE COMING THROUGH THE FIREWALL
AS SHOWN IN FIGURE 11 BELOW. NOTE: INSTALL HEATER CONTROL VALVE IN-LINE WITH INTAKE MANIFOLD
(PRESSURE SIDE) HEATER HOSE, SECURE USING HOSE CLAMPS AS SHOWN IN FIGURE 11 BELOW.
(NOTE PROPER FLOW DIRECTION.)
FIREWALL
COVER
642071
#6 A/C HOSE
#10 SUCTION
HOSE
O-RINGS
PRESS
TAPE
FIREWALL
ECU
MODULE
#10 SUCTION
LINE (INSULATED)
EXPANSION
VALVE
FIGURE 11
FROM EVAPORATOR
TO WATER PUMP
FROM INTAKE
MANIFOLD
FROM HTR CNTRL VLV
TO EVAPORATOR
HEATER
HOSE
