Page 2 - TABLE OF CONTENTS; U20/E21 GAS INSERT ZERO CLEARANCE KIT; CONTENTS
2 U20/E21 Gas Insert Zero Clearance Kit TABLE OF CONTENTS U20/E21 GAS INSERT ZERO CLEARANCE KIT CONTENTS PAGE Listings & Code Approvals .................................................. 3 Specifications ....................................................................... 3 General Informatio...
Page 3 - Specifications; INSTALLATION; LISTINGS AND CODE APPROVALS
3 U20/E21 Gas Insert Zero Clearance Kit Specifications INSTALLATION LISTINGS AND CODE APPROVALS This gas component has been tested in accordance with National Safety Standards, and has been certified byWarnock Hersey for installation and operation in the United States, Canada, Australia, and New Zea...
Page 4 - PARTS; Sold Separately:; GENERAL INFORMATION; Clearances to Combustibles for Insert; A non-combustible mantel may be installed
4 U20/E21 Gas Insert Zero Clearance Kit PARTS Included with Kit: 1 Main Body Assembly (5 pieces) 1 Faceplate Top Insulation 1 Zero Clearance Top Louver Assembly Sold Separately: (Rq)=Required (Rq) 1 402-918 Faceplate 40-1/4"W x 26-1/4"H(1020mm W x 665mm H)c/w faceplate trim. (Rq) 1 532-926 4...
Page 5 - LOCATING YOUR U20/E21 FIREPLACE; FRAMING; ) The appliance may be
5 U20/E21 Gas Insert Zero Clearance Kit INSTALLATION A D E C F B LOCATING YOUR U20/E21 FIREPLACE Due to high temperatures the Insert should be located out of traffic andaway from furniture and draperies. Provide a minimum of 48" (1220mm)front clearance to the unit. This appliance is Listed for b...
Page 6 - KIT ASSEMBLY; Parts; ) Lay the Base Assembly on a flat surface.
6 U20/E21 Gas Insert Zero Clearance Kit INSTALLATION KIT ASSEMBLY Parts 1) Top Assembly2) Base Assembly3) Back Panel4) Left Side Panel5) Right Side Panel6) Gas Line Cover Plate Kit Assembly 1) Lay the Base Assembly on a flat surface. 2) Attach the Left and Right Side panels to the Back panel (one sc...
Page 7 - Variable Chimney Routes; VENTING; NOTE: Cold Climate Installation
7 U20/E21 Gas Insert Zero Clearance Kit Variable Chimney Routes VENTING 1) This fireplace must be vented with a 4" (100mm) diameter Class “B” vent. The installation of theventing system must conform and be in accordancewith the natural gas installation code CAN/CGA -B149 (Canada), ANSI Z223.1 (U...
Page 8 - INSERT INSTALLATION
8 U20/E21 Gas Insert Zero Clearance Kit INSTALLATION INSERT INSTALLATION 1) Insert the U20/E21 Zero Clearance box into desiredlocation and frame according to the instructions onpage 5. 2) Run required gas and electrical connections to the Zero Clearance box, both are located on the left handside of ...
Page 9 - OPTIONAL OUTSIDE COMBUSTION AIR SUPPLY INSTALLATION; ELECTRICAL SUPPLY
9 U20/E21 Gas Insert Zero Clearance Kit INSTALLATION OPTIONAL OUTSIDE COMBUSTION AIR SUPPLY INSTALLATION A 4" (100 mm) dia. aluminum flex pipe or equivalent maybe installed from the outside (with a proper exteriorcover) to the Zero Clearance cabinet. There is an outsidehole provided on the rear ...
Page 11 - Diagram 4; FINISHED FACING
11 U20/E21 Gas Insert Zero Clearance Kit INSTALLATION Diagram 4 10) Attach the brass trim to the faceplate by drilling a 1/8" (3mm) hole through the faceplate using thehole in the trim as a guide. Fasten the trim to thefaceplate panels using the plated screws. #10x1/2". See diagram 4 detail ...