28W415-0788 / 05.15.094.3 APPLIANCE VENT CONNECTION - MODEL GDS60A. Attach the adjustable pipe to the last section of rigid pipe.Secure with screws and seal.B. Install the inner flex pipe to the appliance. Secure with 3 screwsand flat washers. Seal the joint and screw holes using the hightemperature sealant W573-0007 (not supplied).C. Run a bead of high temperature sealant (not supplied) aroundthe inside of the air intake collar. Pull the adjustable pipe aminimum 2” into the air intake collar.NOTE: Ensure that the sealant is not visible on the exterior pipes once installation is completed. Anoptional decorative black band is available for this use. In the event that the venting must be disassembled,care must be taken to reseal the venting.28.32” OVERLAPHIGH TEMPERATURESEALANT#8 X 1/2”SELFDRILLINGSCREWS4.4 MOBILE HOME INSTALLATION - MODEL GDS60In Canada, mobile home installation may be vented horizontally or vertically. In the United States, it may onlybe installed vertically. See "VERTICAL VENTING" or "HORIZONTAL AIR TERMINAL INSTALLATION" sectionfor installation.For mobile home installations, the appliance must be fastened in place. It is recommended that the appliancebe secured in all installations. Use the levelling / securing kit, GDSLL-KT for this purpose.4.5 GAS INSTALLATION30.1Proceed once the vent installation is complete. Installation and servicing to be done by a qualified installerDo not use open flame.• Move the appliance into position and secure.• If equipped with a fl ex connector the appliance is designed to accept a 1/2” gas supply. Without theconnector it is designed to accept a 3/8” gas supply. The appliance is equipped with a manual shut offvalve to turn off the gas supply to the appliance.• Connect the gas supply in accordance to local codes. In the absence of local codes, install to thecurrent CAN/CSA-B149.1 Installation Code in Canada or to the current National Fuel Gas Code, ANSIZ223.1 / NFPA 54 in the United States.• When fl exing any gas line, support the gas valve so that the lines are not bent or kinked.• Check for gas leaks by brushing on a soap and water solution.For ease of accessibility, an optional remote wall switch or millivolt thermostat may be installed in a convenientlocation. Route 2 strand solid core millivolt wire from the gas appliance to the wall switch / millivolt thermostat.The recommended maximum lead length depends on the wire size:WIRE SIZE MAX. LENGTH14 gauge 100 feet16 gauge 60 feet18 gauge 40 feetDIRECT VENT MODEL GDS60: Disconnect one wire to the on/off switch and connect the wire from the wallswitch / millivolt thermostat / remote to the wire and the switch.B-VENT MODEL GS60: Disconnect the spill switch wire from the on/off switch and connect with the leadsfrom the wall switch / millivolt thermostat / remote to the wire and the switch.4.5.14.5.24.5.34.5.44.5.54.6 OPTIONAL WALL SWITCH / THERMOSTATNorthlineExpress.comhttp://www.northlineexpress.comToll-Free 1-866-667-8454