03/18
Model 7603BLH/7603BL240H
Page 3 of 7
INSTALLATION PROCEDURE
NOTE:
Instructions apply to all models unless otherwise specified.
STEP 1:
Unpack the blanket. Lay flat with inner surface (silver) up.
STEP 2: MODEL 7603BLH/7603BL240H:
Install the power cord in the junction box using a
suitable hazardous-rated electrical fitting and either rigid or flexible metallic conduit. The
junction box is undrilled; the user must drill the appropriate size hole for the electrical
fitting used. Wire the power cord to terminal block referencing the supplied electrical
drawing. The cord and fittings selected must have the appropriate hazardous rating
required for the installation location. The Model 7603BL240H/7603BL240H must use a
ground fault protection device (30mA GFCI) for Heat Trace.
NOTICE: MODEL 7603BLH/ 7603BL240H REQUIRES MINIMUM NEMA/TYPE 4
COMPLIANT EQUIPMENT. ALL POWER CONNECTIONS MUST BE MADE
ACCORDING TO NEC/ CEC CODE USING FLEXIBLE CONDUIT OR CABLE
RATED FOR CLASS I, II, DIVISION 2 – NO RIGID CONNECTION PERMITTED.
THE CORD AND FITTINGS SELECTED MUST HAVE THE APPROPRIATE
HAZARDOUS LOCATION RATING REQUIRED FOR THE INSTALLATION
LOCATION.
STEP 3:
Set empty 7603 tank on top ensuring tank lip is resting on plastic feet and not
crushing the heat trace.
