Owner Manual

507332-02C Page 27 of 35mrcool.com
Table 13. Manifold Pressure Settings and Pressure Switch
Capacity Gas
Line
Pressure
(in. w.c.)
Min. Max.
(in)
Manifold
Pressure
(in w.c.)
Pressure
Switch
(in)
Manifold
Pressure
(in w.c.)
Pressure
Switch
(in)
Manifold
Pressure
(in w.c.)
Pressure
Switch
(in)
Manifold
Pressure
(in w.c.)
Pressure
Switch
045
Nat
No
No
No
No
No
No
51W01
74W89
LP/ 11K50 11K50 11K50 11K45
070
Nat
No No No
51W01
LP/ 11K50 11K50 11K50 11K45
090
Nat
No No No
51W01
LP/ 11K50 11K50 11K50 11K45
110
Nat
No No No 74W60
51W01
LP/ 11K50 11K50 11K50
74W60
11K45
NOTE
NOTE
NOTE:
Proper Combustion
Table 12.
Capacity CO
2
% for Nat. CO
2
% for LP
-045
-070
-090
-110
High Altitude
Other Unit Adjustments
Primary and Secondary Limits
Flame Rollout Switches
Pressure Switch
Temperature Rise