Roberts Gorden 400 Gas Heater User Manual


 
SECTION 15: REPLACEMENT PARTS
43 of 51
15.4 Heat Exchanger
The heat exchanger consists of a six-pass design with 1.5" outer diameter [aluminized steel] [409 stainless
steel] tube. The tube plates are made of [aluminized steel] [409 stainless steel]. The tube supports are
made of [aluminized steel] [409 stainless steel].
15.5 Louvers and Louver Spring
The louvers for standard range models UHA[X][S]150 - UHA[X][S]400 are only available in horizontal
configurations.
Push in Louver and
compress spring to
remove and replace
(opposite end first)
Horizontal
Louvers
Push in Louver and
compress spring to
remove and replace
(opposite end first)
Horizontal
Louvers
Description
UHA[X][S]
150 - 175
UHA[X][S]
200 - 250
UHA[X][S]
300 - 400
Horizontal Louvers P/N 11011847 11011847 11011846
Spring P/N 91901200 91901200 91901200
Quantity 7 9 11