LAARS Mighty Therm AP (Sizes 2000-5000) - Installation, Operation and Maintenance Instructions - Manual (Page 19)

Mighty Therm Commercial Pool Heating Boiler
Page 19
Figure 14. Built-in Automatic Control Valve.
Rod retainer
101337
Spring shaft
S00196
Spring
Spring guide
S00116
Spring
Valve disk
101335
Main casting
S-20002
IN -
Return
from the pool
To heater
inlet
From
heater
outlet
OUT -
Supply to
the pool
Key Size Size Size Size Size Size Size
No. Description 2000 I 2450 I 3050 I 3500 I 4050 I 4500 I 5000 I
2200 E 2800 E 3200 E 3600 E 4000 E 4500 E
48. Manual Pilot Valve W0002100 W0002100 W0002100 W0002100 W0002100 W0002100 W0002100
(2) (2) (2) (2) (2)
49(a). Pilot Valve (I.I.D.) W0019300 W0019300 W0019300 W0019300 W0019300 W0019300 W0019300
(not shown) (2) (2) (2) (2) (2)
49(b). Pilot Relay (Standing Pilot) W003000 W003000 W003000 W003000 W003000 W003000 W003000
(not shown) (2) (2) (2) (2) (2)
50. Pilot Burner (Johnson) W0034700 W0034700 W0034700 W0034700 W0034700 W0034700 W0034700
Standing Pilot, Nat (2) (2) (2) (2) (2)
Pilot Burner (Honeywell) W0034800 W0034800 W0034800 W0034800 W0034800 W0034800 W0034800
Standing Pilot, Nat (2) (2) (2) (2) (2)
51. Pilot Burner (Johnson) W0034600 W0034600 W0034600 W0034600 W0034600 W0034600 W0034600
Standing Pilot, Propane (2) (2) (2) (2) (2)
Pilot burner (Honeywell) W0034400 W0034400 W0034400 W0034400 W0034400 W0034400 W0034400
Standing Pilot, Propane (2) (2) (2) (2) (2)
52. Pilot Burner (Johnson) W0034500 W0034500 W0034500 W0034500 W0034500 W0034500 W0034500
IID Pilot, Nat (2) (2) (2) (2) (2)
Pilot Burner (Honeywell) W0034300 W0034300 W0034300 W0034300 W0034300 W0034300 W0034300
IID Pilot, Nat (2) (2) (2) (2) (2)