Desa SBLP375AT Service Procedures, Specifications, Accessories, Technical Service, Continued

SERVICE PROCEDURES

Continued

15.Replace fan on motor shaft. Make sure set- screw is touching back of flat surface on motor shaft (see Figure 9).

16.Place setscrew on flat of shaft. Tighten set- screw firmly (40-50 inch-pounds).

17.Remove two nuts and bolts securing motor mount to shell.

18.Pull motor and fan from shell. Turn motor and fan around. Carefully place back in shell. Note: Fan will go into shell first.

19.Line up mounting holes in shell with holes on motor mount. Replace four bolts through shell and motor mount. Insert bolts from outside of heater. Tighten nuts firmly.

20.Route motor wires through hole in bottom of shell (see Figure 6, page 7).

21.Connect motor wires as follows (see Figure 5, page 7):

•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 wire—to thermal switch wire

•orange wire—to solenoid valve

•green wire—to grounding screw on shell

22.Replace side cover.

23.Replace fan guard.

	Fan
Hub	Motor
	Shaft
	Setscrew
Figure 9 - Fan Cross Section
SERVICE PUBLICATIONS
You can receive an Illustrated Parts List free of
charge. Send your request and a self-addressed,
stamped envelope to DESA Heating Products
(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
Heating Products.

SPECIFICATIONS

•Output Rating - 225,000 to 375,000 (Btu/Hr)

•Fuel - Propane/LP Vapor Only

•Fuel Consumption

Gallons(liters)/Hour - 2.5 (9,4) Min/4.0 (15) Max Pounds(kg)/Hour - 10.4 (4.7) Min/17.4 (7.9) Max

•Supply Pressure To Regulator Minimum* - 25 psig (172 kPa) Maximum - Tank Pressure

•Regulator Outlet Pressure - 7-20 psig (48 to 138 kPa)

•Hot Air Output - 1500 CFM (pi³/min)

•Motor - 1725 RPM, 1/5 HP

•Electric Input - 120 V/60 Hz

•Amperage - 4.2

•Ignition - Electronic Direct Spark, D.S.I.

* (for purposes of input adjustment)

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 nearest Parts Central (listed in the separate Authorized Service Center booklet) or call DESA Heating Products at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual.

Fuel Gas Connector: LPA4020

A POL adapter with excess-flow check valve.

Thermostat: HA1210

TECHNICAL SERVICE

You may have further questions about installation, operation or troubleshooting. If so, contact DESA Heating Productsʼ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready.

You can also visit DESA Heating Productsʼtechni- cal services web site at www.desatech.com.

8 www.desatech.com 116699-01B