Procom ML300TGA, ML300HGA installation manual Inlet gas pressure is too low

Page 15
1. Not enough air.
2. Gas regulator defective.
3. Inlet gas pressure is too low.

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

Burner(s)does not light after ODS/pilot is lit.

1.

Burner orifice is clogged.

1.

Clean burner orifice (see Cleaning

 

 

 

and Maintenance, page 13) or

 

 

 

replace burner orifice.

2.

Burner orifice diameter is too small

2.

Replace burner orifice.

3.

Inlet gas pressure is too low.

3.

Contact local Propane/LP gas company.

Delayed ignition of burner(s).

1.Manifold pressure is too low.

2.Burner orifice is clogged.

1.Contact local Propane/LP gas company.

2.Clean burner (see Cleaning and Maintenance, page 13) or replace burner orifice.

Burner backfiring during combustion.

1.

Burner orifice is clogged or

1.

Clean burner orifice (see Cleaning

 

 

damaged.

 

and Maintenance, page 13) or

 

 

 

 

replace.

 

2.

Burner damaged.

2.

Replace burner.

 

3.

Gas regulator defective.

3.

Replace gas regulator.

Yellow flame during burner combustion.

1.Check burner for dirt and debris. If found, clean burner (see Cleaning and Maintenance, Page 13).

2.Replace gas regulator.

3.Contact local propane/LP gas company.

Slight smoke or odor during

1.

Residues from manufacturing

1.

Problem will stop after a few hours

initial operation.

 

processes.

 

of operation.

 

 

 

 

 

 

 

 

 

Heater produces a whistling noise

1.

Turning control knob to HI position

1.

Turn control knob to LO position

when burner is lit.

 

when

burner is cold.

 

and let warm up for a minute.

 

 

2.

Air in

gas line.

2.

Operate burner until air is removed

 

 

 

 

 

 

from line. Have gas line checked

 

 

 

 

 

 

by local Propane/LP gas company.

 

 

3. Air

passageways on heater

3.

Observe minimum

installation

 

 

 

blocked.

 

clearances (Figure 4, p7).

 

 

4.

Dirty or partially clogged burner

4.

Clean burner (see Cleaning and

 

 

 

orifice.

 

maintenance, Page13)

or replace

 

 

 

 

 

 

burner orifice.

 

 

 

 

 

 

 

 

 

 

 

Heater produces a clicking/ticking noise just after burner is lit or shut off.

1. Metal expanding while heating or 1. This is common with most

contracting while cooling.heaters. If noise is excessive, contact qualified service person.

White powder residue forming within

1. When

heated,

vapors

from

1. Turn heater off when using

burner box or on adjacent

furniture

polish,

wax,

carpet

furniture

polish,

wax, carpet

walls or furniture.

cleaners,

etc. turn into

white

cleaner or

similar

products.

powder residue.

1 5

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Contents NON-THERMOSTAT Thermostat Model L300HGAPropane/LP GAS Propane/LP gas P O R TA N T Read thisCarbon Monoxide Poisoning Fresh air at once! Have heaterProduct Features Unusually Tight Construction Fresh AIR for Combustion and VentilationProducing Adequate Ventilation Determining FRESH-AIR Flow for Heater LocationVentilation AIR Ventilation Air From Outdoors,Locating Heater InstallationInstallation Needs Ventilation AIRMethods For Attaching Mounting Bracket To Wall Installing Thermostat Sensing BulbFor ML300TGA Removing Lower Front Panel Of HeaterImportant Do not InstallationInstalling Bottom Mounting Screws Attaching To Wall Anchor MethodTypical Inlet Pipe Diameters Connecting to GAS SupplyTest Pressures Equal To or Less Than 1/2 Psig 3.5 K Pa Checking GAS ConnectionsTo Turn OFF GAS to Appliance Manual Lighting ProcedureLighting InstructionsShutting Off Burner Only pilot stays lit Operating Your HeaterInspecting Burner Cleaning MaintenanceObserved Problem Possible Cause Remedy TroubleshootingInlet gas pressure is too low Heater produces unwanted odors Burning vapors PRO-COM SpecificationsML300HGA ML300TGA ON/OFF/AUTOML300TGA Illustrated Parts BreakdownNUT Parts List ML300TGAKEY ML300TGA Description QTY NRV81FI-8ML300HGA Parts List ML300HGA KEY ML300HGA QTY DescriptionParts AVAILABLE.NOT Shown

ML300HGA, ML300TGA specifications

The Procom ML300HGA and ML300TGA are advanced communication solutions designed for an array of applications, particularly in sectors requiring robust and reliable wireless connectivity. Both models are designed to enhance operational efficiency through enhanced performance and pertinent features.

The ML300HGA model is tailored for high-gain applications, providing exceptional signal strength in demanding environments. This makes it an ideal choice for remote monitoring, industrial communication, and public safety operations where optimal signal reception is critical. It supports multiple frequency bands, including VHF and UHF, allowing flexibility in deployment across various networks.

Equipped with advanced antenna technology, the ML300HGA is designed to minimize noise and interference, ensuring clear communication even in congested frequencies. The rugged construction of this model makes it resilient to harsh environmental conditions—be it extreme temperatures, moisture, or physical impacts, thus increasing its longevity and reliability in the field.

On the other hand, the ML300TGA is designed for versatility and is particularly favored for its compact design and lightweight structure. This model is optimized for applications that require portability without compromising on performance. It is ideal for temporary installations or scenarios where mobility and adaptability are paramount.

Key features of the ML300TGA include multiple input and output options, allowing easy integration with various communication systems. Its modular design allows for easy upgrades and expansions, which is beneficial as organizational needs evolve.

Both models incorporate the latest advancements in antenna design technology, such as low Vswr (voltage standing wave ratio) and high efficiency, which translates to better bandwidth utilization. They also feature weather-resistant capabilities, ensuring functionality in diverse environments while maintaining signal integrity.

Moreover, these devices are designed with user-friendly interfaces, ensuring ease of operation, maintenance, and troubleshooting. The proprietary algorithms deployed in the ML300 series enhance signal processing capabilities, allowing for the management of multiple connections while optimizing performance.

When considering wireless communication equipment, the Procom ML300HGA and ML300TGA provide premier options that combine cutting-edge technology with practical features, addressing the needs of professionals in various fields. From industrial applications to public safety, these models are engineered to deliver dependable, high-quality performance in every situation.
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