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Part number 550-110-266/0601
4
GOLD GV Series 3 & 4 — Z-Vent II Venting Supplement
Installation
Pre-installation planning
1. Follow national, state, local or provincial codes or
regulations when venting GV boiler.
2. Choose vent method from those shown on page 5.
3. Select vent run components from Table 2. Table 3
states maximum vent run lengths and number of
elbows. Do not exceed data in Table 3. See Figure 2
for slightly reduced boiler output.
4. If installing with direct vent method, use same maximum run length
and number of elbows from step 2. Vent and combustion air connector
piping configurations must match. Use suitable 3" material for
combustion air connector piping, such as:
• Dryer vent
• Galvanized steel
• PVC (3" I.D.)
5. Refer to vent termination WARNING, item 19 on page 3.
Table 3
Vent and combustion air connector piping
lengths and number of elbows
GV-6
GV-5
GV-4
GV-3
020 40 60
80
100
Total equivalent length (feet) of vent
(from boiler to vent termination)
% Output
95
96
98
97
99
100
26700
Figure 2 Boiler output
Maximum vent
length (feet)
Total number of elbows
0 2 3 4 5 6 7 8
GV-3 thru GV-5 100 80 70 60 50 40 30 20
GV-6 80 60 50 40 30 20 10 --
Table 2 Parts list
Description
Z-Flex
®
, Inc.
Part Number (Note 1)
GV starter tee SVEVST03
GV termination coupling SVSTPX03
45
o
elbow
SVEEWC0345
90
o
elbow
SVEEWC0390
6" pipe SVEPWC03.5
1' pipe SVEPWC0301
2' pipe SVEPWC0302
3' pipe SVEPWC0303
4' pipe SVEPWC0304
5' pipe SVEPWC0305
Locking band SVSLBX03
Weil-McLain Vent/Air Intake Termination Kit 382-200-430 (Note 2)
Weil-McLain Through-Roof or Through-Unused-Chimney Termination Kit 382-200-435 (Note 2)
Notes
1. Z-Flex
®
, Inc. part number. Parts available through Z-Flex
®
, Inc.
2. Weil-McLain part number. Parts available through Weil-McLain distributor.