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Residential Oil
Exclusive, patented innovation.

CAPACITY AND PERFORMANCE

Standard First Recovery Gal./Hr. Tube Insertion Energy
Capacity Firing BTU Hour Rise Length Combustion Factor
Model* USG (Litres) Rate Input Rating 90
O
F/50
O
C 100
O
F/55
O
C in. (cm) Efficiency EF
Centre Flue
JWF307 32 (121) 0.65 91,000 110 92 84 4.75 (12.1) 77-80% 0.60
JWF507 50 (189) 0.75 105,000 190 107 100 5.75 (14.6) 77-80% 0.55
Direct Vent
JWF307V 32 (121) 0.65 90,000 110 92 84 4.75 (12.1) 79-81% 0.60

ROUGH-IN DIMENSIONS

Installation Height Height to Top of Heater Diameter Vent Diameter Water Shipping
A B C D Connection Weight
Model* in. (cm) in. (cm) in. (cm) in. (cm) in. (mm) lb. (kg)
Centre Flue/Direct Vent
JWF307/JWF307V 52.75 (134) 50.63 (129) 20 (51) 6 (15)
0.75
(19) 172 (78)
JWF507 60.5 (154) 58.5 (149) 22 (56) 6 (15)
0.75
(19) 214 (97)
*Direct Vent models must use vent kit and burner supplied by John Wood®with pre-purge and post-purge features.Burners are sold separately and warranted by the burner manufacturer.
For 63 Gallon unit see pages 46 and 47 in this book.

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