Desa EFS33NR ユーザーズマニュアル
107172-01J
20
For more information, visit www.desatech.com
For more information, visit www.desatech.com
AUT
O
OF
F
ON
Thermopile
WIRING DIAGRAM
Note
: For proper operation of optional accessories, the wires from
the switch to the control must be connected exactly as shown.
SPECIFICATIONS
MODELS EFS33NR, EFS33NRA, VSGF33NR, and
VSGF33NRA
VSGF33NRA
Btu (Variable)
20,000/33,000
Type Gas
Natural Gas Only
Ignition
Piezo
Pressure Manifold
3.5" W.C.
Inlet Gas Pressure (in. of water)
Maximum
10.5"
Minimum*
5"
Shipping Weight
122 lbs.
* For input adjustment
MODELS EFS33PR, EFS33PRA, VSGF33PR, and
VSGF33PRA
VSGF33PRA
Btu (Variable)
20,000/33,000
Type Gas
Propane/LP Only
Ignition
Piezo
Pressure Manifold
7.9" W.C.
Inlet Gas Pressure (in. of water)
Maximum
13"
Minimum*
11"
Shipping Weight
122 lbs.
* For input adjustment
CLEANING AND MAINTENANCE
Cleaning Burner Injector Holder and Pilot Air Inlet Hole (Cont.)
Logs
Logs
WIRING DIAGRAM
SPECIFICATIONS
SPECIFICATIONS
LOGS
• If you remove logs for cleaning, refer to Installing Logs, pages
14 and 15, to properly replace logs.
• Replace log(s) if broken or chipped (dime-sized or larger).
Figure 42 - Injector Holder On Outlet Burner Tube
Burner
Tube
Tube
Injector Holder
Primary Air
Inlet Holes
Inlet Holes
Ports/Slots
Figure 43 - Pilot Inlet Air Hole
Burner
Tube
Tube
Pilot
Assembly
Assembly
Pilot Air
Inlet Hole
Inlet Hole
Ports/Slots
CLEANING AND
MAINTENANCE
MAINTENANCE
Continued