;If you want to use straight water, contact Application Engineering’s, Engineering Department.
;The 1 gallon (3.8 liter) reservoir is not designed to withstand water pressure above 5 psi (34 kPa).
;The fill opening and vent line must be vented to the atmosphere for proper operation.
Properly Venting and Filling the Reservoir Tank
To properly vent and fill the tank:
•Remove the side panel, then remove the bushing installed on the top of the tank.
•Install a pipe nipple and tee to the ¾” coupling on top of the tank.
•Use one side of the tee for the vent line and the other side for the fill line.
•Fill the tank.
•Remove the fittings and
•Extend the vent line from the tank to a proper drain.
•
Figure 3
Ethylene Glycol Curve
30%
Ethylene glycol required
for evaporator freeze protection
Ethylene glycol percent by volume
20%
10%
0%
0º | 30º | 40º | 50º | 60º | 70º |
Chilled water
operating temperature °F
(set point)
Normal operating range is between 30°F and 70°F
PS QuarterHorse Series Chillers | Page 13 |
