Coil Reinstallation & Installation; Coil Removal - Landa PGHW5-5000 Operator's Manual

MAINTENANCE - COIL REMOVAL & REINSTALLATION
Top
Wrap
Burner
Assembly

Coil Removal

Coil removal, because of freeze breakage or to clean
soot from it, can be done quickly and easily.
1. Disconnect hose from pump to inlet side of
the coil.
2. Carefully disconnect the thermostat sensor making
sure you do not crimp the capillary tube.
3. Remove burner assembly from combustion
chamber.
4. Remove the 3-3/8" bolts from each side of coil and
tank assembly (these bolts are used to fasten tank
to chassis).
5. Remove fittings connected to the 1/2" pipe nipples
from inlet and discharge sides of coil.
3/8"
Screw
Insulation
1/2" Pipe
Nipple
Pump
Hose
LANDA PGHW 5-5000 • 8.913-928.0 • REV. 3/13
Blanket
Hold Down
Bolt
Insulation
Retainer Plate
Rupture
Disk
Capillary
Tube
6. Remove top tank wrap, bend back insulation tabs
and fold back blanket.
7. Remove bolts that hold down coil to bottom wrap.
8. Remove coil.
9. Replace or repair the coil and any insulation found
to be broken or torn.
10. Remove insulation retainer plates.
Coil Reinstallation
Reinstall new or cleaned coil reversing Steps 9
through 1.
Insulation
Insulation
Tabs
Coil
Bottom Wrap
1/2" Pipe
Nipple
Thermostat
Sensor
89139280-4
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