40
WHL-016 REV. 12.18.14
Figure 17
– Piping Exhaust around Obstructions – Suggested Condensate Removal
E. EXHAUST VENT AND INTAKE PIPE SIZING
1. The exhaust vent and intake pipes are 3” for 055/080/110/155/199/285 models, and 4” for the 399.
2. The total equivalent length of exhaust vent and intake pipe should not exceed 200 feet for all models EXCEPT the 285. Total
equivalent length for the 285 should not exceed 150 feet.
a. The equivalent length of friction loss in elbows, tees, and other fittings are listed in Table 11.
FRICTION LOSS EQUIVALENT FOR STAINLESS OR PLASTIC PIPING AND FITTINGS
FITTING DESCRIPTION
3”
4”
90
o
elbow short radius
5’
5’
90
o
elbow long radius
4’
4’
45
o
elbow
3’
3’
Coupling
0’
0’
Tee (intake only)
0’
0’
V Series Vent Kit
1’
1’
AL20 4C Vent Terminal
1’
1’
Pipe (All Materials)
1’
1’
Table 11 -
*Friction loss for long radius elbow is 1’ less. NOTE: Consult Polypropylene venting instructions for friction loss and pressure
drop equivalents.
Содержание WBCNG399W
Страница 14: ...14 WHL 016 REV 12 18 14 SPECIFICATIONS AND DIMENSIONS Figure 2 Specifications and Dimensions ...
Страница 24: ...24 WHL 016 REV 12 18 14 Figure 8 Piping Symbol Legend ...
Страница 59: ...59 WHL 016 REV 12 18 14 Figure 32 Cascade Master and Follower Wiring ...
Страница 60: ...60 WHL 016 REV 12 18 14 Figure 33 Internal Connection Diagram LP 293 J ...
Страница 83: ...83 WHL 016 REV 12 18 14 055 080 110 PARTS BREAKDOWN Figure 36 Replacement Parts LP 387 J ...
Страница 85: ...85 WHL 016 REV 12 18 14 155 199 285 399 PARTS BREAKDOWN ...
Страница 86: ...86 WHL 016 REV 12 18 14 Figure 38 Replacement Parts LP 387 KK ...
Страница 87: ...87 WHL 016 REV 12 18 14 155 199 285 399 MODEL PARTS BREAKDOWN ...
Страница 91: ...91 WHL 016 REV 12 18 14 ...
Страница 92: ...92 WHL 016 REV 12 18 14 ...
Страница 93: ...93 WHL 016 REV 12 18 14 MAINTENANCE NOTES ...
