Force FORCE02E Installation, Operating And Service Instructions page 27

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Service and Maintenance
D. Clean Main Burners and Firebox.
1. To remove burners for cleaning, changing
orifices, or repairs:
a. Remove Jacket Front Panel.
b. Disconnect pilot tubing at gas valve.
c. Disconnect 3-wire plug at the gas valve.
d. Remove wires to flame roll-out switch.
e. Disconnect ignitor sensor cable at boiler
control.
f. Remove the burner access panel.
g. Mark the location of the pilot main burner on
the manifold if the marking on manifold is
missing.
h. Hold burner at throat. Lift front of burner
to clear orifice. Pilot burner can only be
removed by lifting the burner adjacent to its
right first.
2. Brush top of burners with a soft bristle brush.
Vacuum burners.
3. Check orifices. Drilled passageways must be
free of lint or dirt.
4. Vacuum tip of Pilot Burner.
5. Clean firebox by vacuuming. Exercise care not
to damage base insulation.
6. Install burners by reversing procedure used
to remove burners. Make sure burner with
pilot assembly is in same location as original
installation.
!
WARNING
Be careful handling pilot tubing. Do not crimp or
crack gas pilot tube. Leaking pilot tubing could
result in serious injury, or substantial property
damage.
Check burners to see that they are located
properly in slot at rear of burner tray. Reinstall
burner access panel. Reconnect flame roll-out
switch wires, pilot gas supply, or pilot lead.
7. Connect pilot gas supply, igniter/sensor wire,
and ground wire at Boiler Control.
8. Install Burner Access Panel. Connect Flame
Rollout Switch wires.
E. Inspect Water Piping
1. Check all system piping for leaks.
2. Repair any leaks before placing back into
service.
109444-03 - 12/19
FORCE E Installation, Operating & Service Manual
(continued)
F. Inspect Temperature/Pressure Gauge
1. Water temperature needle should move with
2. Pressure needle should move with variation in
3. Replace gauge if needed.
G. Operate Safety Relief Valve
1. When manually operating the relief valve,
2. If relief valve leaks or will not seat properly,
H. Inspect Gas Piping
1. Sniff around boiler area for indication of gas
2. Locate leaks using approved gas detector,
3. Repair any leaks before placing back into
I. Inspect Air Openings
1. Keep boiler area clear of combustible
2. Remove any obstructions in boiler room
J. Follow "Operating Instructions" outlined in Figure
9-1.
K. Inspect Pilot Flame
See "Start-up and Checkout - Check Pilot Burner
Flame"
L. Inspect Main Burner Flames
See "Start-up and Checkout - Check Main Burner
Flame"
M. Check gas inlet pressure
See "Start-up and Checkout - Check gas inlet
pressure"
N. Check gas outlet pressure
See "Start-up and Checkout - Check gas outlet
pressure"
O. Check Gas Input Rate to Boiler
See "Start-up and Checkout - Check Gas Input to
Boiler"
P. Measure CO in vent. See "Start-up and Checkout -
Measure Carbon Monoxide Level".
variation in water temperature.
pressure.
water will discharge. Take precautions to
avoid contact with hot water and avoid water
damage. Inspect relief valve and lift lever to
verify flow.
replace relief valve.
leak.
a non corrosive leak detector fluid or other
approved leak detection methods.
service and retest.
materials.
that will hinder flow of combustion and
ventilation air and dilution air.
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