Receiver-Dehydrator; Receiver-Dehydrator Removal; Receiver-Dehydrator Installation; Condenser - Piper CHEROKEE WARRIOR PA-28-151 1995 Maintenance Manual

PIPER CHEROKEE WARRIOR SERVICE MANUAL
Handle refrigerant lines carefully. Refrigerant lines are flexible high pressure hoses. Hoses in power
plant area are routed for maximum protection from heat and abrasion. They couple at firewall to hoses routed
through the two inboard, external hat sections on bottom of fuselage, up through floor to condenser and evapo-
rator in tail cone. Discharge is in the right hand hat section. The suction is in the left hand hat section.

14-25. RECEIVER-DEHYDRATOR.

14-26. RECEIVER-DEHYDRATOR REMOVAL.

Receiver-dehydrator is not serviceable; it must be replaced.
Receiver-dehydrator must be replaced when system has operated
without a charge or has been left open.
The unit is mounted on inboard side of evaporator assembly housing.
a. Discharge system of all refrigerant. (See Paragraph 14-10, Discharging.)
b. Uncouple refrigerant lines at receiver-dehydrator. (See special servicing procedures.
c. Remove clamp attaching unit to evaporator housing.

14-27. RECEIVER-DEHYDRATOR INSTALLATION.

a. Slip mounting bracket around receiver and put it in place on evaporator housing with tube fitting
on top. Align fittings to proper line before securing mounting bracket.
b. Evacuate and charge system per evacuating the system (Paragraph 14-10) and charging the system
(Paragraph 14-12).

14-28. CONDENSER.

14-29. CONDENSER REMOVAL.
Condenser is mounted in a frame assembly in fuselage bottom between stations 156.00 and 191.00.
a. Discharge system. (See special servicing procedures and discharging.)
b. Remove access panel from aft bulkhead of cabin.
c. Remove forward cover panel.
d. Uncouple suction and discharge hoses at condenser fitting. (See special servicing procedures.)
Remove hose clamps holding hoses to condenser frame.
e. Remove AN-3 bolts from upper ends of side hinges and rod ends.
f. Support condenser assembly and remove bolt attaching actuating rod to condenser assembly.
g. Lower aft end of assembly on the piano hinge at assembly forward end.
h. Remove eight screws attaching piano hinge to condenser frame assembly and remove.
i. To remove condenser core from assembly, remove screws in the side mounting frame.

14-30. CONDENSER INSTALLATION.

a. Install condenser core to frame assembly with hose fittings forward and RT fitting pointed inboard.
b. Place condenser and frame assembly to fuselage frame mounting bracket and insert the eight
screws into piano hinge.
c. Attach side hinges, actuating rod, and rig per condenser assembly rigging instructions.
Revised: February 28, 1995
— CAUTION —
NOTE
Tighten fittings to torque listed in Table XIV-IV.
3B17
Island Enterprises
ACCESSORIES AND UTILITIES