Vanguard VMH3000TPA Owner'S Operation And Installation Manual Download Page 14

14

107098

PROPANE/LP GAS RESIDENTIAL HEATERS

®

For more information, visit www.desatech.com

PILOT

LO

OFF

HI

IGNITOR

OPERATING
HEATER

FOR YOUR SAFETY

READ BEFORE

LIGHTING

LIGHTING

INSTRUCTIONS

Figure 22 - Control Knob In The OFF
Position

Control Knob

Ignitor Button

1.

STOP! Read the safety information,
column 1.

2.

Make sure equipment shutoff valve
is fully open.

3.

Turn control knob clockwise 
to the OFF position.

4.

Wait five (5) minutes to clear out any
gas. Then smell for gas, including
near the floor. If you smell gas,
STOP! Follow “B” in the safety in-
formation. If you don’t smell gas, go
to the next step.

5.

Turn control knob counterclockwise

C-clockwise

 to the PILOT position. Press

in control knob for five (5) seconds
(see Figure 22).

Note:

 You may be running this

heater for the first time after hook-
ing up to gas supply. If so, the con-
trol knob may need to be pressed in
for 30 seconds. This will allow air to
bleed from the gas system.

6.

With control knob pressed in, push
down and release ignitor button.
This will light pilot. The pilot is at-
tached to the front of burner. If
needed, keep pressing ignitor but-
ton until pilot lights.

Note:

 If pilot does not stay lit, refer

to Troubleshooting, pages 16 through
18. Also contact a qualified service
person or gas supplier for repairs.
Until repairs are made, light pilot with
match. To light pilot with match, see
Manual Lighting Procedure
, page 15.

Pilot Burner

Thermocouple

Figure 23 - Pilot

Ignitor Electrode

 CAUTION: Do not try to adjust

heating levels by using the equip-
ment shutoff valve.

TO TURN OFF GAS

TO APPLIANCE

Shutting Off Heater

1.

Turn control knob clockwise 
to the OFF position.

2.

Turn off all electric power to the ap-
pliance if service is to be performed.

Shutting Off Burner Only (pilot
stays lit)

Turn control knob clockwise  

 to

the PILOT position.

A. This appliance has a pilot which must

be lighted by hand. When lighting the
pilot, follow these instructions exactly.

B. BEFORE LIGHTING smell all

around the appliance area for gas. Be
sure to smell next to the floor because
some gas is heavier than air and will
settle on the floor.

WHAT TO DO IF YOU SMELL
GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do

not use any phone in your building.

• Immediately call your gas supplier

from a neighbor’s phone. Follow
the gas supplier’s instructions.

• If you cannot reach your gas sup-

plier, call the fire department.

C. Use only your hand to push in or turn

the gas control knob. Never use tools.
If the knob will not push in or turn
by hand, don’t try to repair it, call a
qualified service technician or gas
supplier. Force or attempted repair
may result in a fire or explosion.

D. Do not use this appliance if any part

has been under water. Immediately
call a qualified service technician to
inspect the appliance and to replace
any part of the control system and
any gas control which has been un-
der water.

 WARNING: If you do not fol-

low these instructions exactly, a
fire or explosion may result caus-
ing property damage, personal
injury or loss of life.

7.

Keep control knob pressed in for 30
seconds after lighting pilot. After 30
seconds, release control knob.
• If control knob does not pop up

when released, contact a quali-
fied service person or gas sup-
plier for repairs.

Note:

 If pilot goes out, repeat steps

3 through 7. This heater has a safety
interlock system. Wait one (1)
minute before lighting pilot again.

8.

Turn control knob counterclockwise

C-clockwise

 to desired heating level. The

main burner should light. Set control
knob to any heat level between HI
and LO.

Summary of Contents for VMH3000TPA

Page 1: ...rmedbyaquali fied installer service agency or the gas supplier WARNING Improper installation adjustment alteration service or maintenance can cause injury or property damage Refer to this manualforcor...

Page 2: ...lower insert heat exchanger insert or other accessory not approvedforusewiththisheater 4 This heater shall not be installed in a bedroom or bathroom 5 This heater needs fresh outside air ven tilation...

Page 3: ...k go dk irln fgp d f AS DF KIG LF JI als kd idk oe mk go dk irln fgp d f AS DF KIG LF JI als kd idk oe mk go dk irln fgp d f AS DF KIG LF JI als kd idk oe mk go dk irln fgp d f AS DF KIG LF JI als kd...

Page 4: ...ing to mount heater to wall Log Retaining Brackets Figure 3 Assembling Heater Truss Head Screw Nut Front Panel Figure 4 Attaching Brass Front Trim to Front Panel Brass Front Trim Top Brass Trim Slot M...

Page 5: ...ms are communicating only iftherearedoorlesspassagewaysorventila tion grills between them WARNING This heater shall notbeinstalledinaconfinedspace or unusually tight construction unless provisions are...

Page 6: ...nclude direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used...

Page 7: ...12 12 Ventilation Grills into Adjoining Room Option 1 Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic WARNING Rework work sheet adding the spa...

Page 8: ...If you have a central heating system you may run system scirculatingblowerwhile using heater This will help circu late the heat throughout the house In the event of a power outage you can use this hea...

Page 9: ...rs Attach mounting bracket to wall in one of two ways 1 Attaching to wall stud 2 Attaching to wall anchor Attaching To Wall Stud This method pro vides the strongest hold Insert mounting screws through...

Page 10: ...wall stud drill holes at marked lo cations using 9 64 drill bit 5 Replace heater onto mounting bracket 6 Place spacers between bottom mount ingholesandwallanchorordrilledhole 7 Hold spacer in place wi...

Page 11: ...rth base in desired location Mark holes for drilling See Figure 16 Remove hearth base 2 For carpeted floor make a small cut with a sharp knife at marked locations before drilling If securing to a wood...

Page 12: ...gulator 11 W C to 14 W C Pressure The installer must supply an external regu lator The external regulator will reduce incoming gas pressure You must reduce incominggaspressuretobetween11and14 inches o...

Page 13: ...toff valve see Figure 21 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 4 Correct all leaks at once Open Closed Equipment Shutoff Valve Figure 21 Checking Gas Joints...

Page 14: ...e ap pliance if service is to be performed Shutting Off Burner Only pilot stays lit Turn control knob clockwise to the PILOT position A This appliance has a pilot which must be lighted by hand When li...

Page 15: ...24 Correct Pilot Flame Pattern Thermocouple Thermocouple INSPECTING BURNER Figure 25 Incorrect Pilot Flame Pattern Pilot Burner Pilot Burner Check pilot flame pattern and burner flame pattern often PI...

Page 16: ...uple 8 Replace control valve POSSIBLE CAUSE 1 Ignitor electrode positioned wrong 2 Ignitor electrode broken 3 Ignitor electrode not connected to igni tor cable 4 Ignitor cable pinched or wet 5 Piezo i...

Page 17: ...or replace burner orifice 1 Turn heater off when using furniture polish wax carpet cleaners or similar products TROUBLESHOOTING Continued OBSERVED PROBLEM Burner does not light after ODS pilot is lit...

Page 18: ...dor during combustion POSSIBLE CAUSE 1 Metal expanding while heating or con tracting while cooling 1 Heater burning vapors from paint hair spray glues etc see IMPORTANT statement above 2 Gas leak SeeW...

Page 19: ...injector holder for dust and dirt see Figure 28 3 Blow air through the ports slots and holes in the burner Figure 28 Injector Holder On Outlet Burner Tube 4 Check the injector holder located at the en...

Page 20: ...PROPANE LP GAS RESIDENTIAL HEATERS For more information visit www desatech com 1 2 9 10 10 12 13 14 15 17 19 20 23 24 25 6 26 6 7 1 1 3 1 28 5 16 18 4 22 1 1 1 21 11 8 27 ILLUSTRATED PARTS BREAKDOWN V...

Page 21: ...or Cable 1 11 098249 01 Nut M5 2 12 107486 01 ODS Pilot Assembly 1 13 103447 01 Burner 1 14 099387 03 3 16 Pilot Tubing 1 15 103845 10 Injector 1 16 NJF 8C Nut Hex 1 17 099415 06 Pressure Regulator 1...

Page 22: ...Piezo Pressure Regulator Setting 8 W C Inlet Gas Pressure in of water Maximum 14 Minimum 11 Dimensions Inches H x W x D Heater 23 75 x 25 9 x 8 5 Carton 25 8 x 28 7 x 10 1 Weight pounds Heater 29 Ship...

Page 23: ...Shown Your vent free gas appliance requires regu lar cleaning and maintenance to prevent performance problems This kit gives you the tools and instructions to make it easy to clean all critical areas...

Page 24: ...Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective heater will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF TH...

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