REMKO BL 262 DC - Manual (Page 46)

Error P2: High temperature protection of compressor top
Check if the air flow system of indoor and out-
door units are obstructed?
YES Clear up the air inlet and outlet or the heat
exchanger of indoor and outdoor units.
NO
Turn off the power supply and turn it on 10
minutes later.
YES
Check if the unit can start normally NO Check if all the connection, especially the con-
nection of OLP (Over Load Protector) sensor is
good.
YES
Refrigerant system is blocked, such as capillary
or weled point of pipes.
Error P3: Compressor drive error
Check all the wires between control PCB,
module PCB and compressor.
NO
Correct the connections.
YES
IPM continuity check. Check if the IPM terminal
resistance values are uniform.
NO
Replace the compressor.
REMKO BL...DC
46