Empire DV-25-2SG Installation instructions and owner's manual - page 9
R-2070
Page 9
SERVICE AND MAINTENANCE SUGGESTIONS
CALL SERVICEMAN
SYMPTOMS -POSSIBLE CAUSES AND CORRECTIONS
1. Lit match goes out as it enters lighter port
.
a. Certain wind conditions will blow out match. Ignite match,
and as it flares, thrust match through opening.
b. Open nearby door or window and relight pilot.
2. Pilot flames but goes out when knob is released.
a. See Lighting Instructions. Relight Pilot.
b. Relight the pilot and hold knob down longer and harder. Close
lighter hole cover just after igniting. Check for a good pilot flame.
c. Defective thermopile or defective magnet in safety section of
valve. Replace.
3. Yellow pilot flame
a. Obstruction at pilot orifice.
b. Clean pilot orifice.
4. Pilot and main burner go out during normal operation.
a. Check millivolts.
b. Check for proper size of pilot flame.
c. Check for defective or weak thermopile.
d. Check input, reduce as needed.
e. Cover on pilot lighter hole must be air tight.
f.
Check for tight fit of air and flue tubes at both ends of vent
assembly. No obstruction around vent that would prevent the
wind from hitting all of the vent equally.
5. Thermostat does not turn the main burner on.
a. Check wiring.
b. Check all millivolt readings.
c. Check for spider in main burner orifice.
6. Yellow main burner flame soot on the vent cap.
a. See Page 6, "Primary Air Adjustment".
b. Remove main burner to check for obstructions in throat and ports.
c. Install new main burner orifice and pilot orifice. Refer to Parts
List, page 9.
7. On Propane gas, if a whistling noise (resonation) occurs.
a. See Page 6, "Primary Air Adjustment".
b. Reduce manifold pressure.
c. Size main burner orifice with a drill bit. For DV-25 use #54 drill
bit. For DV-35 use #50 drill bit.
PLEASE NOTE: When ordering parts, it is very important that part number and description of part coincide.
Index
Part
No.
Number
Description
USE ONLY MANUFACTURER'S REPLACEMENT PARTS. USE OF ANY OTHER PARTS COULD CAUSE INJURY OR DEATH.
1
DV-769
Vent Cap
2
DV-131
Outside Mounting Plate
3
DV-548
Air Inlet Tube
4
DV-524
Flue Outlet Tube
5
DV-757
Vent Kit
6
DV-899
Wall Mounting Bracket
7
DV-900
Inlet Air Drop Chute
8
DV-762
Gasket - Air Drop Chute
& DV-763
(2 Each Required)
9
DV-895
Casing Top
10
DV-901
Heat Shield
11
DV-902
Inner Casing
12
RH-705
Casing Side (2 Required)
13
712036
Gasket - Flue Outlet Support
14
DV-903
Combustion Chamber (DV-25)
14
DV-904
Combustion Chamber (DV-35)
15
712098
Gasket - Lighting Hole
16
DV-781
Lighting Hole Cover Assembly
with Clear Mica
17
DV-064
Cover Plate
18
DV-988
Burner (DV-25)
18
DV-990
Burner (DV-35)
19
672063
Thermopile
20
DV-1004
Pilot Tubing w/Ferrells
21
RH-238
Burner Door
22
DV-778
Gasket - Burner Door
23
712051
Gasket - Pilot Burner
24
DV-994
Pilot Shield
25
R-2224
Pilot Burner with Orifice (Nat)
25
R-2223
Pilot Burner with Orifice (LP)
26
DV-772-G
Electrode and Wire
27
DV-913
Casing Front
28
742155
Burner Orifice, (DV-25 Nat)
28
742238
Burner Orifice, (DV-25 LP)
28
P-86-38N
Burner Orifice, (DV-35 Nat)
28
742233
Burner Orifice, (DV-35 LP)
29
P-190
Manifold
30
R-191
Manifold Union Assembly
31
R-5600
Gas Valve (Nat) 7000 MVRLC
31
R-5601
Gas Valve (LP) 7000 MVRLC
32
DV-1003
Valve Bracket
33
DV-764
Gasket - Chamber Support
& DV-765
(2 Each Required)
34
DV-908
Valve Shield
35
R-2313
Piezo Ignitor
Not Shown
742158
Pilot Orifice (Nat)
Not Shown
742266
Pilot Orifice (LP)
Not Shown
662021
Wall Thermostat - Millivolt
Not Shown
DV-885
Hardware Package
Not Shown
922113
Operator Section - Nat
Not Shown
922217
Operator Section - LP
Not Shown
652121
Regulator - Nat
Not Shown
652211
Regulator - LP
Not Shown
DV-1001
Thermostat Bracket
Index
Part
No.
Number
Description