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95/8
25
WATER RETURN
1 1/4" NPT (MALE)
G
AS PIPE
3/4" NPT
5
1/8
16 3/8
35/8
55/8
CONDENSATE DRAIN - 3/4" DIA
41/4
4" AIR INTAKE CONNECTION
(
5 3/4)
26
52
23 5/8
41/4
5
25/8
9
5/8
51/2
37/8
(21 1/8)
4
" VENT CONNECTION
WATER SUPPLY
1 1/4" NPT (MALE)
46 7/8
13 1/2
(7/8)
Jaguar Model J-390
2
RATINGS AND DIMENSIONS
Figure 1. Dimensions data
Jaguar J-390 Boiler
SPECIFICATIONS:
J-390 Boiler
Fuel Rate Input:
390,000 BTUH max
110,000 BTUH min
Boiler Water Volume:
2.0 gallon (16.5 lbs)
W
ater Piping
Connections:
1-1/4” NPT (male)
Weight of Boiler
(uncrated):
190 lbs.
Gas Piping Connection:
3/4”
NPT (f
emale)
V
ent Connection:
4” nominal I.D. pipe (PVC, CPVC or
stainless steel)
Air Intake Connection:
4” nominal I.D. pipe (PVC, CPVC or
stainless steel)
*Note:
No or
ifice changes are required for high altitude installations.