Connecting A Line Set - Manitowoc S300 Technician's Handbook

CONNECTING A LINE SET

1. Remove the dust caps from the line set,
condenser and ice machine.
2. Apply refrigeration oil to the threads on the quick
disconnect couplers before connecting them to
the condenser.
3. Carefully thread the female fitting to the
condenser or ice machine by hand.
4. Tighten the couplings with a wrench until they
bottom out.
5. Turn an additional 1/4 turn to ensure proper
brass-to-brass seating. Torque to the following
specifications:
Liquid Line
10-12 ft lb.
(13.5-16.2 N•m)
6. Check all fittings and valve caps for leaks.
7. Make sure Schraeder cores are seated and
Schraeder caps are on and tight.
28
Discharge Line
35-45 ft lb.
(47.5-61.0 N•m)
Part Number 80-1479-3 7/10