Eclipse RatioMatic 50 User Manual page 7

Figure 3–Burner Mounting for Ratiomatics with Alloy Firing Tube
For installation of Ratiomatics with blocks and holders, refer to Eclipse Installation 295.
Mounting Studs
3/8" Dia. x 1-3/4" lg.
(10 mm x 44 mm)
Burner Nuts &
Lock Ceramic
Washers Fiber
Gaskets
Figure 4–Flame Monitoring, Spark Plug & Air Flow Switch Locations
Tap "D" (2)
Air Switch Connection
1/8" N.P.T.
Air Valve
Shaft
Peepsight
1/2" N.P.T.
Spark Plug
1/2" N.P.T.
Step 1:
Remove cover with filter or grill attached
Blower
Motor
Same Grade
Sheet Metal
As Inner
Oven Wall
Firing Tube
Oven Wall
Up to 6"
(152 mm)
Flame Rod or
UV Scanner
1/2" N.P.T.
Ignition Plug
750–1250: #150000-5
1500–2000: #150000-12
U.V.
Scanner Port
1/2" N.P.T.
DETAIL
Figure 5–Blower Motor Replacement
Remove rotor
Filter
Set Screws (2)
1/4" Minimum
Clearance
All Around
Firing Tube
Tap "D"
Air Switch
Connection
1/8" N.P.T.
Air Valve Shaft
Pilot Inlet
1/4" N.P.T.
Step 2:
Rotor
7
45 Deg.
Minimum
Included
Angle
6"
(152 mm)
Blower
Step 3:
Remove motor