Vanguard Heating VMH3000TPS Troubleshooting, Pilot assembly, After ODS/pilot lights, keep control

Page 16

®

GAS RESIDENTIAL HEATERS

TROUBLESHOOTING

Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com.

Note: All troubleshooting items are listed in order of operation.

WARNING: Turn off and un- plug heater and let cool before servicing. Only a qualified ser- vice person should service and repair heater.

CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

When ignitor button is pressed, there is no

1.

Ignitor electrode positioned wrong

1.

Replace ignitor

spark at ODS/pilot

2.

Ignitor electrode broken

2.

Replace ignitor

 

3.

Ignitor electrode not connected to igni-

3.

Reconnect ignitor cable

 

 

tor cable

 

 

 

4.

Ignitor cable pinched or wet

4.

Free ignitor cable if pinched by any

 

 

 

 

metal or tubing. Keep ignitor cable dry

 

5.

Piezo ignitor nut is loose

5.

Tighten nut holding piezo ignitor to

 

 

 

 

heater cabinet. Nut is located inside

 

 

 

 

heater cabinet at top

 

6.

Broken ignitor cable

6.

Replace ignitor cable

 

7.

Bad piezo ignitor

7.

Replace piezo ignitor

 

 

 

 

 

When ignitor button is pressed, there is

1.

Gas supply turned off or manual shutoff

1.

Turn on gas supply or open manual

spark at ODS/pilot but no ignition

 

valve closed

 

shutoff valve

 

2.

Control knob not in PILOT position

2.

Turn control knob to PILOT position

 

3.

Control knob not pressed in while in

3.

Press in control knob while in PILOT

 

 

PILOT position

 

position

 

4.

Air in gas lines when installed

4.

Continue holding down control knob. Re-

 

 

 

 

peat igniting operation until air is removed

 

5.

Depleted gas supply

5.

Contact local propane/LP gas company

 

6.

ODS/pilot is clogged

6.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page 19) or replace ODS/

 

 

 

 

pilot assembly

 

7.

Gas regulator setting is not correct

7.

Replace gas regulator

 

 

 

 

 

ODS/pilot lights but flame goes out when

1.

Control knob not fully pressed in

1.

Press in control knob fully

control knob is released

2.

Control knob not pressed in long enough

2.

After ODS/pilot lights, keep control

 

 

 

 

knob pressed in 30 seconds

 

3.

Safety interlock system has been trig-

3.

Wait one minute for safety interlock sys-

 

 

gered

 

tem to reset. Repeat ignition operation

 

4.

Manual shutoff valve not fully open

4.

Fully open manual shutoff valve

 

5.

Thermocouple connection loose at con-

5.

Hand tighten until snug, then tighten

 

 

trol valve

 

1/4 turn more

 

6.

Pilot flame not touching thermocouple,

6.

A) Contact local propane/LP company

 

 

which allows thermocouple to cool,

 

 

 

 

causing pilot flame to go out. This prob-

 

B) Clean ODS/pilot (see Cleaning and

 

 

lem could be caused by one or both of

 

Maintenance, page 19) or replace ODS/

 

 

the following:

 

pilot assembly

 

 

A) Low gas pressure

 

 

 

 

B) Dirty or partially clogged ODS/pilot

 

 

 

7.

Thermocouple damaged

7.

Replace thermocouple

 

8.

Control valve damaged

8.

Replace control valve

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Contents VENT-FREE PROPANE/LP GAS MINI-HEARTHHEATER What to do if YOU Smell GASProduct Features Safety InformationLocal Codes Assembly Product IdentificationUnpacking Assembling HeaterAttaching Brass Front Trim to Front Panel Assembling and Attaching Brass TrimMay result in property damage or personal injury Locate brass front trim in brass trim packageAIR for Combustion and Ventilation Providing Adequate VentilationUnusually Tight Construction Confined and Unconfined SpaceDetermining FRESH-AIR Flow for Heater Location AIR for Combustion VentilationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Installation Installation ItemsLocate heater where moving ve- hicle will not hit it Check GAS TypeThermostat Sensing Bulb Installation OptionsMounting Heater to Wall Installing Bottom Mounting Screws Mounting Heater on Optional Hearth BasePlacing Heater On Mounting Bracket Attaching To Wall Anchor MethodMounting Heater to Optional Hearth Base Mounting Heater to Optional MantelSecuring Hearth Base to Floor Connecting to GAS Supply External Regulator with Vent Pointing DownPressure Testing Gas Supply Piping System Pressure Testing Heater Gas ConnectionsChecking GAS Connections Test Pressures Equal To or Less Than 1/2 Psig 3.5 kPaFor Your Safety Read Before Lighting Operating HeaterLighting Instructions To Turn OFF GAS To ApplianceManual Lighting Procedure Inspecting BurnerThermostat Control Operation Pilot Flame PatternTroubleshooting Pilot assemblySafety interlock system has been trig After ODS/pilot lights, keep controlMaintenance, Pane/LP companyTop Gas odor even when control knob is in OFFGas leak. See Warning statement at Cleaning and Maintenance Replacement PartsIllustrated Parts BREAKDOWN21 VMH3000TPSParts List KEY VMH3000TPS Description QTYSpecifications Technical ServiceService Hints When Gas Pressure Is Too LowAccessories Warranty Information

VMH3000TPS specifications

The Vanguard Heating VMH3000TPS is a state-of-the-art heating unit designed to provide efficient and reliable warmth for residential and commercial spaces. This model stands out for its exceptional performance, advanced technologies, and user-friendly features that cater to diverse heating needs.

One of the main features of the VMH3000TPS is its powerful heating capacity. With a robust output, it can effectively heat large areas, making it suitable for open-plan homes, offices, and industrial spaces. The unit operates quietly, ensuring that users can enjoy a comfortable environment without the disruptive noise often associated with heating systems.

The VMH3000TPS incorporates cutting-edge energy efficiency technologies. It is engineered to consume less energy while delivering optimal performance, which translates into lower utility bills and a reduced carbon footprint. This model features advanced insulation materials that minimize heat loss and allow the unit to maintain a consistent temperature throughout the space.

Another notable characteristic of the VMH3000TPS is its smart control system. Users can easily adjust the temperature settings through a user-friendly digital interface. This includes programmable schedules that enable users to set heating times according to their preferences. Additionally, the unit is compatible with smart home systems, allowing for remote access and control via smartphones or other devices.

Safety is a top priority in the design of the VMH3000TPS. The unit is equipped with multiple safety features such as overheat protection, tip-over switches, and flame failure devices. These ensure that the heater operates safely in all conditions, providing peace of mind to users.

Moreover, the VMH3000TPS is built with durability in mind. Constructed from high-quality materials, it is designed to withstand the rigors of daily use while maintaining aesthetics. The sleek, modern design allows it to blend seamlessly with any décor, making it an attractive addition to any space.

In summary, the Vanguard Heating VMH3000TPS is a high-performance, energy-efficient heating solution that combines advanced technology with user-friendly features. With its powerful output, smart controls, and emphasis on safety and durability, it is an excellent choice for anyone looking to improve their heating system. Whether for home or commercial use, the VMH3000TPS promises to deliver comfort and efficiency throughout the heating season.
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