Fulton Vantage (VTG) Fully Condensing Hydronic Boiler - Manual (Page 58)

© The Fulton Companies 2013
4-6
MAINTENANCE
VTG-IOM-2013-0815
SECTION 4
 ã
WARNING
All information in this manual is for
reference and guidance purposes,
and does not substitute for required
professional training, conduct,
and strict adherence to applicable
jurisdictional/professional codes and
regulations.
 Ð
CAUTION
All maintenance procedures should
be completed by trained personnel.
Appropriate training and instructions
are available from the Fulton Service
Department at (315) 298-5121 or
your local Fulton Heating Solutions
Representative.
please contact Fulton to purchase replacement components.
The VTG-2000 through VTG-5000 Fulton part numbers are
2-22-000570 (socket) and 2-22-000571 (adapter). For VTG-6000,
the socket part number is is 2-22-000572. It is a 1
1/16 ” Deep
Well Socket that does not require an adapter like the VTG-2000
through VTG-5000 model sizes.
 ½” drive torque wrench and extension (U.S. only; provided by
service technician)
NOTE:

The upper door has a mass of approximately 140 lbs (63.5 kg).
Do not remove the (4) nuts or door without guidance from the factory
with regards to proper procedures for accessing the fi reside of the heat
exchanger.
3. Proceed as follows based on model size:
VTG-2000
through
VTG-5000
Sizes Only:
Evenly tighten all 4 nuts on the upper door in fi ve stages,
in a criss-cross pattern: top left, bottom right, bottom left,
top right (see Figure 15A), in the following order:
 20 ft/lbs (27.1 NM)
 35 ft/lbs (47.4 NM)
 50 ft/lbs (67.8 NM)
 100 ft/lbs (135.5 NM)
 130 ft/lbs (176.2 NM)
Recheck all nuts in a circular pattern, and proceed to step
4.
VTG-6000
Size Only:
See Figure 15B. Evenly tighten all nuts as follows, in
sequence:
 Inner bridge bolts to 30 ft/lbs (40.7 NM)
 Outer bridge bolts to 30 ft/lbs (40.7 NM)
 Remaining inner bolts to 20 ft/lbs (27.1 NM)
 Remaining outer bolts to 20 ft/lbs (27.1 NM)
 Repeat the same process at 60/40 ft/lbs (81.4/54.2
NM); 90/60 ft/lbs (122/81.4 NM); 120/80 ft/lbs
(162.7/108.5 NM).
Recheck all at 120/80 ft/lbs (162.7/108.5 NM), and
proceed to Step 4.
4. Verify settings of the lower door. The lower door is retained by (16) 3/8”
bolts. Tools required for lower door setting verifi cation:
 9/16” socket and 3/8” drive wrench (U.S. only; provided by
service technician)