Hitachi RAS-3HVRNS - Page 477

Customer’s name:________________________________ Date:____________________
Outdoor unit model (serial No. ) RAS- (Serial No. ) RAS- (Serial No. )
8.1 I.U. expansion valve opening EA
8.2 Liquid pipe temp. of I.U. (Freeze
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.
12 Maintenace notes
469
SMGB0060 rev. 1- 12/2010
12