Carrier 38MGQ - Test Operation; Test Operation After Decoration Panel Install

23
Wired Remote Controller
(Available as Accessory)
5 Pin Molex plug to be
connected to Wired
Controller’s cable
Grille Display.
10 pin Molex plug to be
connected to Control Board.
Grille Louver Motor Power.
5 Pin Molex plug to be
connected to Control Board
Grille Louver Motor Power.
5 Pin Port
Grille Display
10 Pin Port
Fig. 47 --- Panel Cassette
6. Fasten the control box lid with 2 screws.
Fig. 48 --- Fasten the Contr ol Box Lid
7. Close the intake grille, and close the 2 grille hooks.
Fig. 49 --- Close the intake grille
TEST OPERATION
Ensure the cont rol box l ids are closed on the indoor and outdoor
units. Afte r fi nishing the construction of refrigera nt pipi ng, drain
piping, and electric wiring, conduct test operation accordingly to
protect the unit.
Test operation after installing decoration
panel
1. Open the gas side stop valve.
2. Open the liquid side stop valve.
3. Electrify crank case heater for 6 hours.
4. Set to cooling operation with the remote controller and start
operation by pushing ON/OFF button.