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Section
SM830082
IV - 39
SM830082
4. Service procedures
(9) Items to Check Prior to Test Run
S4. Capacity code
1
ON
ON side
2094_C_I
OFF side
S4 (green or Blue) capacity code
(4P DIP switch)
Outdoor control PCB
2 3 4
(1) Turn on the power supply switch more than 5 hours before in order to charge the crank case heater.
(2) Fully open the outdoor service valve after making the leak inspection of field connected tubing, vacuuming,
and gas charging if necessary.
(3) Check the capacity code setting.
* The factory setting is as shown in the table. Double check it.
* The capacity code is set by S4 (green or blue, 4P DIP switch) on outdoor control PCB.
No. Outdoor PCB
Model No. 1 2 3 4
24 type ON ON ON OFF
36 type OFF ON OFF ON
48 type ON ON OFF ON