Hitachi RAS-3-HVNC - Page 476

12. Maintenance notes
462
SMGB0079 rev.0 - 01/2013
Customer’s name:________________________________ Date:____________________
Outdoor unit model (serial No. )
RAS-
(Serial No. )
RAS-
(Serial No. )
8.2 Liquid pipe temp. of I.U. (Free-
ze protection)
LA
8.3 I.U. intake air temp. iA
8.4 I.U. discharge air temp. oA
8.5 Cause of I.U. stoppage dA
N O T E
• O.U.:OutdoorUnit.
• I.U.:Indoorunit.
• FAN1FAN2:Constantspeedfan.
• 52C:CMC.
• PSH:Highpressureswitch.
• 20A:Solenoidvalve(SVA).
• 20F:Solenoidvalve(SFV).
• 21:Reversingvalve(RVR).
• CH:Oilheater.
• *:Multiply1/8bythecodeonthe7-segment.