Roberts Gorden Vantage HEM-80 Installation, Operation & Service Manual page 18

HEM-S I , O
ERIES NSTALLATION PERATION AND
Table 4: Component Package Guide
Model
HEM-80
HEM-115
HEM-150
HEM-200
Table 5: Component Package Guide
Model
HEM-80
HEM-115
HEM-150
HEM-200
Although not recommended, additional tube lengths may be added to the heater. Tubing must be aluminized
(heat-treated), or porcelain coated. Additional tube lengths beyond the specified minimum tubing length are
considered vent pipe for length determination. Maximum vent length allowed is 45' (13.7 m) total.
14 of 80
S M
ERVICE ANUAL
Tubing Length
Minimum
20' (6m)
30' (9m)
40' (12m)
50' (15m)
Tubing Length
Minimum
20' (6m)
30' (9m)
40' (12m)
50' (15m)
Standard Core Packages
Aluminized
CP20ALUM
CP30ALUM
CP40ALUM
CP30ALUM + EXP20ALUM
High Efficiency Core Packages
Stainless Steel
CP20ALUMSS
CP30ALUMSS
CP40ALUMSS
CP30ALUMSS+ EXP20ALUMSS
Aluminized
CP20ALUMEF
CP30ALUMEF
CP40ALUMEF
CP30ALUMEF + EXP20ALUMEF