13
106346-06 - 8/19
FORCE
Installation, Operating & Service Manual
3. Inspect burner swing door insulation for
damage and proper type.
By design, cast bars on front section between
the combustion chamber and between the left
and right side 2
nd
and 3
rd
pass flueway should
make an impression in door insulation to seal
the chambers.
If insulation is damaged, it must be replaced.
4. Do not close and secure door at this time,
proceed to Field Assembly Details, Paragraph
F
.
F .
FIELD ASSEMBLY OF BOILER TRIM AND
CONTROLS
Open miscellaneous parts carton and remove
contents. Identify the components using the
illustrations (see Figure 5) throughout the
assembly sequence outlined below as it applies
to your installation.
1. Install supply piping and relief valve, refer to
Figures 1 and 5.
Step 1.
Locate the supply piping supplied
with boiler. Apply thread sealant to all
joints prior to assembly. Thread 1½"
NPT x 6" long supply nipple into 1½"
NPT tapping on the topside of the rear
section. Thread 1½" x 1½" x ¾" NPT tee
onto 6" nipple. Tighten all joints until
watertight and ¾" NPT connection on
tee is positioned to allow clearance for
relief valve discharge.
Step 2.
Locate the relief valve piping
supplied with boiler. Apply thread
sealant to all joints prior to assembly.
Thread the ¾" NPT street elbow onto
tee listed above. Install relief valve
into street elbow. Tighten all joints until
watertight and relief valve is positioned
to allow clearance for discharge.
Installation of the relief valve must be
consistent with ANSI/ASME Boiler and
Pressure Vessel Code, Section IV.
WARNING
Safety valve discharge piping must be piped
near floor to eliminate potential of severe burns.
Do not pipe in any area where freezing could
occur. Do not install any shut-off valves, plugs
or caps.
2. Install Boiler Control
(Hydrolevel HydroStat 3250 Plus)
Step 1.
Locate the HydroStat/Harness
Assembly. Refer to the 36” Remote
Mounting Kit instructions (Included
in the 36” Remote Mounting Kit, P/N
105288-01) located in the Misc. Parts
Carton. Secure HydroStat 3250 Plus
control to the hinge side Side Panel with
supplied sheet metal screws as shown
in Figure 5.
Figure 5: Supply Piping and HydroStat 3250 Plus Control Assembly Details
3
Packaged Boiler Assembly - Trim & Controls
(continued)
!
