12
901189 REV D 02/02/17, INST 55-59 CHEV P-UP w/ STANDARD CONTROLS EVAP KIT PG 12 OF 24
Figure 10
Evaporator
Case
1”
Drain
Hose
Drain Hose Installation
Locate the evaporator drain on the bottom
of the evaporator case.
In line with the drain, lightly make a mark
on the firewall. Measure 1” down and drill a
5/8” hole into the firewall.
Install the drain hose onto the bottom of
the evaporator unit and route it through
the firewall. Install a 1/2” 90° drain elbow
onto the drain hose.
1.
2.
3.
1”
Figure ##
O-ring Installs
Over Male Insert
to Swaged Lip
O-ring
#6 O-ring
#8 O-ring
#10 O-ring
O-ring
Supplied Oil
for O-rings
Male
Insert
Female Nut
Hold With
This Wrench
Twist With
This Wrench
Lubricating O-rings
For a proper seal of fittings: Install supplied
O-rings as shown, and lubricate with supplied
oil.
NOTE: Standard torque specifications:
#6: 11 to 13 ft-lb.
#8: 15 to 20 ft-lb.
#10: 21 to 27 ft-lb.
Figure 11
1/2” 90°
Drain Elbow
