Lochinvar SNA285-125 Manuale Utente

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2  
General
 
venting 
       
Installation & Service Manual
TM
Figure 2-9 Near Water Heater Stainless Steel Venting 
Table 2H Approved Stainless Steel (S.S.) Terminations and Adapters
The installer must use a specific vent starter 
adapter at the flue collar connection, 
supplied by the vent manufacturer to 
adapt to its vent system.  See Table 2H for 
approved vent adapters.  Discard CPVC 
starter piece.
 NOTICE
Approved Stainless Steel Vent Manufacturers
Make
Model
Dura Vent (M & G Group)
FasNSeal Vent / FasNSeal Flex* Vent
Z-Flex (Nova Flex Group)
Z-Vent
Heat Fab (Selkirk Corporation)
Saf-T Vent
Table 2G Stainless Steel Vent Pipe and Fittings
*Use of FasNSeal Flex smooth inner wall vent is to be used in vertical or near vertical sections only, taking precaution to ensure 
no sagging occurs of the vent system.  Connect to the FasNSeal rigid vent using specially designed adapters and sealing method, 
see manufacturer’s instructions.
Stainless steel vent 
This product has been approved for use with stainless steel 
using the manufacturers listed in Table 2G.
Use only the materials, vent systems, and 
terminations listed in Tables 2G and 2H.  
DO NOT mix vent systems of different 
types or manufacturers.  Failure to comply 
could result in severe personal injury, 
death, or substantial property damage.
 WARNING
Installations must comply with applicable 
national, state, and local codes.  Stainless 
steel vent systems must be listed as a 
 
 
 
 
 
UL-1738 approved system for the United 
States and a ULC-S636 approved system 
for Canada. 
 NOTICE
Installation of a stainless steel vent system 
should adhere to the stainless steel vent 
manufacturer’s installation instructions 
supplied with the vent system.
 NOTICE
Model
ProTech
Heat Fab
Z Flex
FasNSeal
Saf-T Vent
Z-Vent
S.S.  
Adapter
Flue 
Termination
Intake
Air
Termination
S.S. 
Adapter
Flue 
Termination
Intake
Air
Termination
S.S.  
Adapter
Flue 
Termination
Intake Air 
Termination
SNR150 -  SNR200
300715 
FSBS3
FSRC3(R.C)
303889
9301PVC
9392
5300CI
9314TERM 2SVSLA03
2SVSTP03
2SVSRCX03
2SVSTEX0390
SNA285 - SNA500
F303759
FSBS4
FSRC4(R.C.)
FSAIH04
303888
9401PVC
9492
5400CI
9414TERM 2SVSLA04
2SVSTP04
2SVSRCX04
2SVSTEX0490
3" S.S. ADAPTER
VENT