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9

100416

OWNER’S MANUAL

Output Rating (Btu/Hr)

225,000 to 375,000

Fuel

Propane Vapor Only

Fuel Consumption

Gallons/Hour

2.5 Minimum/4.0 Maximum

Pounds/Hour

10.4 Minimum/17.4 Maximum

Supply Pressure To Regulator

Minimum (for purposes of
   input adjustment)

25 psig

Maximum

Tank Pressure

Regulator Outlet Pressure

7-20 psig

Hot Air Output  (CFM)

1500

Motor

1725 RPM, 1/5 HP

Electric Input

120 V/60 Hz

Amperage

4.2

Ignition

Direct Spark

Weight (Pounds)

Heater

42

Shipping

49

Size - L x W x H (Inches)

34 x 13 x 19.5

SPECIFICATIONS

ACCESSORIES

Purchase accessories and parts from your
nearest dealer or service center. If your
dealer or service center can not supply an
accessory or part, either contact your near-
est Parts Central (listed in the separate Au-
thorized Service Center booklet) or call
DESA International’s Parts Department at
1-800-972-7879 for referral information.
You can also write to the address listed on
the back page of this manual.

Hose: LPA1020

A 10 foot hose for locating heater further
away from propane tank(s).

Regulator: LPA2020

Hose and Regulator Assembly:
LPA3030

Fuel Gas Connector: LPA4020

A POL adapter with excess-flow check valve.

Thermostat: HA1210

You may have further questions about
this heater. If so, contact DESA
International’s Technical Service Depart-
ment at 1-800-323-5190.

You can also visit DESA International’s
Technical Service web site at

www.desatech.com.

TECHNICAL
SERVICE

SERVICE
PUBLICATIONS

You can receive an Illustrated Parts List free
of charge. Send your request and a self-
addressed, stamped envelope to DESA In-
ternational (address on back page). Be sure
to include the heater model number. You
can purchase a service manual for $5. Make
check payable to DESA International.

PARTS UNDER WARRANTY

Contact authorized dealers of this prod-
uct. If they cannot supply original re-
placement part(s), either contact your near-
est Parts Central or call DESA
International’s Technical Service Depart-
ment at 1-800-323-5190. When calling
DESA International, have ready:

• your name

• your address

• model and serial numbers of your heater

• how heater was malfunctioning

• purchase date

In most cases, we will ask you to return the
defective part to the factory.

PARTS NOT UNDER
WARRANTY

Contact authorized dealers of this product.
If they cannot supply original replacement
part(s), either contact your nearest Parts
Central or call DESA International’s Parts
Department at 1-800-972-7879 for referral
information. When calling DESA Interna-
tional, have ready:

• model number of your heater

• the replacement part number

 WARNING: Use only original

replacement parts. This heater
must use design-specific parts.
Do not substitute or use generic
parts. Improper replacement
parts could cause serious or fa-
tal injuries. This will also protect
your warranty coverage for parts
replaced under warranty.

REPLACEMENT
PARTS

Summary of Contents for BLP375A

Page 1: ...OM HAZARDS OF FIRE EXPLOSION BURN ASPHYXIATION CARBON MONOXIDE POISONING AND OR ELECTRICAL SHOCK ONLY PERSONS WHO CAN UNDERSTAND AND FOLLOW THE IN STRUCTIONS SHOULD USE OR SERVICE THIS HEATER IF YOU N...

Page 2: ...heated We cannot foresee every use which may be madeofourheaters Checkwithyourlocal firesafetyauthorityifyouhavequestions about heater use Other standards govern the use of fuel gases and heat produc...

Page 3: ...Shell Hose Regulator Assembly 1 Remove all packing items applied to heater for shipment Keep plastic cover caps attached to inlet connector and hose regulator assembly for storage 2 Remove all items f...

Page 4: ...ir For Heating THEORY OF OPERATION The Fuel System The hose regulator assembly attaches to the propane gas sup ply The propane gas moves through the solenoid valve and out the nozzle The Air System Th...

Page 5: ...into a three prong grounded extension cord Exten sion cord must be at least six feet long Extension cord must be UL listed Extension Cord Size Requirement Upto50feetlong use18AWGratedcord 51 to 100 f...

Page 6: ...all leaks at once 3 Inspect hose regulator assembly before each use If hose is highly worn or cut replace 4 Have heater inspected yearly by a quali fied service agency 5 Keep inside of heater free fro...

Page 7: ...6 white wire to terminal board Note Attach to empty connector on white wire side of terminal board black wire to terminal board Note Attach to empty connector on black wire side of terminal board blue...

Page 8: ...ntrol Orange Ignitor Thermal Switch Orange Terminal Board White White Black Black Blue Connector Blue Connector Blue Black Figure 12 Electrical Ladder Diagram Figure 11 Wiring Diagram Green Black Whit...

Page 9: ...also visit DESA International s Technical Service web site at www desatech com TECHNICAL SERVICE SERVICE PUBLICATIONS YoucanreceiveanIllustratedPartsListfree of charge Send your request and a self add...

Page 10: ...PROPANE CONSTRUCTION HEATER 375 000 BTU HR A SERIES ILLUSTRATED PARTS BREAKDOWN BLP375A RLP375A Note Screws are standard hardware items 2 21 1 4 27 18 3 8 9 10 11 22 17 26 25 23 24 16 15 19 20 7 14 12...

Page 11: ...3 1 Strain Relief Bushing 1 13 099896 05 Cord Assembly 1 14 097809 01 Male Fitting 1 15 097828 01 Solenoid Bracket 1 16 098201 01 Solenoid Valve 1 17 100145 01 Fuel Tube 1 18 099679 01 Nozzle 1 19 M51...

Page 12: ...s Of Merchantability And Fitness For A Particular Purpose DESA International assumes no responsibility for indirect incidental or consequential damages Some states do not allow the exclusion or limita...

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