Hitachi RAS-10HRNM, Service Manual, Page: 93 / 482

Position of DIP switches (DSW) at the PCB1:
RAS-(3-4)H(V)RNM(1)E RAS-(5-12)H(V)RNM(1)(E)
N O T E
• The mark “■” indicates the position of dips switches.
• No mark “■” indicates pin position is not affecting.
• The figures show the settings before shipment or after selection.
D A N G E R
• Before setting dips switches, first turn the power source off and then set the position of the dips switches. In
case of setting the switches without turning the power source off, the contents of the setting are invalid.
DSW1: Test Run
Function Setting position
Setting before shipment
Test run for cooling
Test Run for heating
Forced stop of compressor (1)
- The compressor is OFF during this operation.
C A U T I O N
• The cancellation of the outdoor hot start control configuration could damage the compressor if it is usually
used. In that case the unit warranty will be void.
N O T E
• It is possible to select the cancellation of the outdoor hot start control by pushing both PSW1 & PSW3
simultaneously during 3 seconds.
• This operation is reset once the compressor is in Thermo-ON mode.
• During the test run operation the units will operate continuously during 2 hours without Thermo-OFF and the
3-minute guard for compressor protection will be effective.
4 Electrical Wiring
85
SMGB0060 rev. 1- 12/2010
4