Storage & Maintenance; Winterizing - a&i products HPW-1500E Manuel De L'opérateur

COIL DRAIN PLUG
20
STORAGE & MAINTENANCE
WINTERIZING (CONTINUED):
FLOAT TANK MODELS:
1. Remove lid from float tank.
2. Start the unit and squeeze the trigger gun until the float tank is
almost empty.
3. Stop the unit.
4. Mix antifreeze and water in a container that can be used for pouring
the solution into the float tank.
5. Start the unit. Point the trigger gun into the empty container. Trigger
the gun until the antifreeze begins to exit the trigger gun. Continue
cycling the trigger gun several times until all the antifreeze mixture is
siphoned from the container.
6. Stop the unit.
e. Disconnect the hose and trigger gun from the unit and drain any
excess antifreeze back into the 5 gallon container.
f. Drain hose, trigger gun and dual lance assembly and store with the
unit in a safe non-freezing area.
g. Store antifreeze solution for next use or dispose of according to state
EPA laws.
3. OPTIONAL PROCEDURE:
a. Shut the unit and water supply off.
b. Relieve system pressure by pointing the trigger gun in a safe direction
and squeezing the trigger until water flow ceases to exit the nozzle.
c. Disconnect and drain the hose, trigger gun and dual lance assembly.
d. Remove the coil drain plug from the heat exchanger inlet.
e. Start the unit and allow it to run until all the water exits the unit. Once
the water has stopped flowing from the unit, turn off.
NOTE: When using this procedure, use caution as ice chips can form from
drops of water which could cause the unit to burst if starting before
completely thawed.
Operator's Manual