Johnson Controls YICM008B21S - Page 92

MAINTENANCE
4-20
SM-18003
(7) Putapproximately15litersofcleaningagentforaluminumnsinthesupplytank.
(8) Insertthespraynozzleintotheholeofthecleaningwatercollector.Operatethewaterpumpand
cleanthedustontheheatexchanger.Aftercleaning,spraycleanwatertoremovethecleaningwater.
Adjustthepressureofthewaterpump
soasnottodamagethens.
NOTES:
1. Ifanycleaningwaterremains,nswillbecomecorroded.
2. Adjustthepressureofthepumpat36to71psi(2.5to5.0kg/cm
2
)soasnottodamagethens.
Tool
CleanWater,CleaningAgent,
WaterPump,CleaningSpray
TURN OFF all power source switches.
Cleaning
Spray
Bucket
Cleaning
Agent for
Aluminum Fins