Doosan DX60R Shop Manual page 816

Electrical System
Page 4
Air-conditioning System Circuit Diagram ...................... 38
Air Flow Control ............................................................. 39
Air Flow Control Motor................................................... 40
Blower Motor ................................................................. 40
Coolant Flow Control Valve ........................................... 41
Temperature Level Control And Display ....................... 42
Weight of R134a Gas Used in Machines ........... 43
Refrigerant System Repairs................................ 44
Refrigerant Safe Handling Procedures ......................... 44
Repair and Replacement Procedure ............................ 45
Refrigerant Recovery .................................................... 47
Vacuuming Refrigerant System..................................... 47
Leakage Check ............................................................. 49
Refrigerant Charging..................................................... 49
Inspecting System for Leakage .................................... 51
Troubleshooting.................................................. 52
Refrigerant Pressure Check .......................................... 52
SP001687