Page 2 - Table of Contents; in the United; Consumer Safety Information
2 Rinnai Corporation ES38 Manual This appliance may be installed in an aftermarket, permanently located, manufactured home (USA only) or mobile home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not converti...
Page 3 - WARNING; Safety Behavior and Practices; Safety Definitions; DANGER
Rinnai Corporation ES38 Manual 3 WARNING CAUTION Safety Behavior and Practices • Do not block the warm air discharge. Do not allow anyone to sleep directly in front of the appliance. • Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies. • C...
Page 4 - Specifications; Safety Features
4 Rinnai Corporation ES38 Manual Application For manufactured home (USA only) or mobile home or residential installation convertible for use with natural gas and liquefied petroleum gases (propane / LPG) when provision is made for the simple conversion from one gas to the other. For commercial setti...
Page 5 - Name Kit; Flue Manifolds
Rinnai Corporation ES38 Manual 5 Features • Restarts automatically when ignition or combustion fails. • Clean Heating Forced Flue Type • Easy Operation One-Touch Ignition • Sensible Temperature Control Feature • Comfortable Room Temperature Control and Display • Warm Air Outlet at Floor Level (keeps...
Page 6 - Getting to know your new heating appliance; Operating Instructions
6 Rinnai Corporation ES38 Manual Getting to know your new heating appliance Operating Instructions
Page 7 - Control Panel
Rinnai Corporation ES38 Manual 7 Control Panel All buttons beep when operated. Set Temp Room Temp Economy Temp Control Function Lock Filter ON/OFF ON FUNCTION LOCK Lamp is "green" when this feature is on. FILTER LAMP Flashes when filter is dirty. OPERATION LAMP This lamp turns "green"...
Page 8 - Operating the Heater; Turning the heater ON; Turning the heater OFF; Set Temp
8 Rinnai Corporation ES38 Manual Operating the Heater Turning the heater ON When you press and release the ON/OFF button, the Temperature Level lamps will illuminate, the combustion fan will begin to run, and the spark will ignite the main burner. This heater has an automatic ignition system. When t...
Page 9 - Adjusting Air Flow Direction; Adding Water to the Humidifier; CAUTION; Lock; Temp
Rinnai Corporation ES38 Manual 9 CAUTION Adjusting Air Flow Direction The vertical louvers may be adjusted to move the air flow more to the right or to the left. Use a screw driver or similar object to bend each louver to the desired position. Do not bend repeatedly (no more than 5 times) or else th...
Page 10 - Care and Maintenance; Filters; Care of Exterior
10 Rinnai Corporation ES38 Manual Care and Maintenance Filters Dirty filters reduce the air flow and the appliance’s ability to produce heat. The filters should be cleaned frequently during the heating season. If the filters become blocked the filter indicator lamp will flash and the appliance will ...
Page 11 - Before Making a Service Call; When the unit is turned off.
Rinnai Corporation ES38 Manual 11 Before Making a Service Call Before making a service call please check the following: At Ignition: Heater does not operate. Warm air does not flow when the burnerlights. Smoke or strange smells are producedon the first trial light up after installation. Sharp clicki...
Page 12 - CODE DISPLAYED
12 Rinnai Corporation ES38 Manual Fault Codes If there is a malfunction the appliance may shut down as a safety precaution and display a fault code to assist in diagnosing the problem. The fault code will flash in the display on the control panel. When making a service call, this code will assist wi...
Page 13 - Troubleshooting
Rinnai Corporation ES38 Manual 13 Troubleshooting Problem Remedy Cause Not Plugged In Power Failure (Initial Installation) Air In Gas Pipe Gas Filter Blocked Miss Ignition Flue terminal obstructed Flue manifold not connected Louver obstructed Air filter blocked Gas Escape Function Lock Set Gas turne...
Page 14 - Installation Instructions; General Instructions
14 Rinnai Corporation ES38 Manual Installation Instructions • A qualified service technician should install the appliance and inspect it before use. • If you move, check the gas type in your new area. The local gas authority will be able to advise on local regulations. • The installation must confor...
Page 15 - Gas
Rinnai Corporation ES38 Manual 15 Gas Connection • The gas supply line shall be gas tight, sized and so installed as to provide a supply of a gas sufficient to meet the maximum demand of the heater without loss of pressure. • A shut off valve and appliance connector valve should be installed in the ...
Page 16 - Flue Terminal Clearances; SN
16 Rinnai Corporation ES38 Manual Flue Terminal Clearances X V AIR SUPPLY INLET VENT TERMI N AL AREA WHE R E TERMINAL I S NOT PERMITTTE D INSIDE CO R N E R DE T A IL FIXE D CL OSED OPER ABL E FIXE D CL OSED OP ERAB LE B B B A J B M C F B B E D L G A H K I SN O W TER M IN A T ION C leara n c e i n Re...
Page 17 - Ref
Rinnai Corporation ES38 Manual 17 Flue Terminal Clearances 1 A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings and serves both dwellings. 2 Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two si...
Page 18 - Dimensions
18 Rinnai Corporation ES38 Manual Dimensions inches (mm) 14 1/ 16" (357.5) 12 7/ 16" (316) 13" (330) 7 7/ 8" (200) 4 9/ 16" (116) 36 5/ 8" (930) 28 7/ 16" (723) 26 3/ 8" (6 70) 15 5/ 8" ( 397) 11 13/ 16" (300) GAS CONNECTION 10 7/ 8"(R277) 9 13/ 16" (2...
Page 20 - Drilling; Flue Hole; Wall bracket; Attach Wall Brackets
20 Rinnai Corporation ES38 Manual Drilling Flue Hole Ensure that there are no gas or water lines, or electrical circuits in the wall location where the flue hole is to be drilled. Drill the flue hole using a 3 1/8 inch (80 mm) drill. A template is provided. The center of the hole must be located any...
Page 21 - Flue Manifold Installation
Rinnai Corporation ES38 Manual 21 Flue Manifold Installation 1. Disassemble the flue manifold The flue consists of 3 parts: • sleeve • inside connection • outside terminal Disassemble the flue manifold by first pulling out the inside connection. To remove the outer terminal pull and release the two ...
Page 23 - Extension Kit Installation; Examples
Rinnai Corporation ES38 Manual 23 Extension Kit Installation If necessary, extension kits are available to extend the exhaust line and air intake hose between the manifold and the appliance. The maximum vent length is 13 feet (4 m) with 2 bends. The bent pipe attached to the appliance does not count...
Page 24 - Clearances; Clamps
24 Rinnai Corporation ES38 Manual Clearances exhaust pipe to combustibles 1 inch (25.4 mm) exhaust pipe to non-combustibles zero Extension Kit Installation Both the exhaust line and air intake hose are supported by clamps which are attached to the wall. A wall fixture can be used to offset the clamp...
Page 25 - Item; Extension Kits and Parts
Rinnai Corporation ES38 Manual 25 Extension Kit Installation Item Description Part No. FOT-102 FOT-103 FOT-114 FOT-115 1 Exhaust Pipe (adjustable) 11.4-20.3 in (290-515 mm) FOT 111-1 1 1 Exhaust Pipe (adjustable) 21.0-39.6 in (533-1005 mm) FOT 112-1 1 1 2 Exhaust Pipe - 40 in (1016 mm) FOT 114-3 1 3...
Page 26 - Connecting the Appliance
26 Rinnai Corporation ES38 Manual Connecting the Appliance 1. Attach flue adapter to the flue manifold with pipe stopper S. 2. Attach the air inlet hose to the flue manifold. Secure with plastic tie. The unused inlet is plugged with the rubber cap supplied on the manifold. 3. Connect the vent slidin...
Page 27 - BEFORE OPERATING; TO TURN OFF GAS TO APPLIANCE; CLOSE
Rinnai Corporation ES38 Manual 27 Operating Instructions FOR YOUR SAFETY READ BEFORE OPERATING WARNING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. It is equipped wit...
Page 29 - Wiring
Rinnai Corporation ES38 Manual 29 Wiring Diagram If any of the original wire as supplied with the appliance must be replaced, it must be replaced with type 18 AWG wire or its equivalent. Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous op...
Page 30 - Ladder
Page 31 - Parts
Rinnai Corporation ES38 Manual 31 Parts List For replacement parts call Rinnai at 1-800-621-9419.
Page 42 - Consumer Support; Warranty Information; Gas Direct Vent Wall Furnace
42 Rinnai Corporation ES38 Manual Consumer Support Warranty Information Limited Warranty Gas Direct Vent Wall Furnace What is covered? This Warranty covers any defects in materials or workmanship, subject to the terms stated below. This Warranty extends to the original purchaser and subsequent trans...
Page 43 - Limited Warranty - continued
Rinnai Corporation ES38 Manual 43 Limited Warranty - continued Replacement of the product may be authorized by Rinnai only. Rinnai does not authorize any person or company to assume for it any obligation or liability in connection with the replacement of the product. If Rinnai determines that repair...
Page 44 - Rinnai’s other fine products
Rinnai’s other fine products Rinnai America Corporation 103 International Drive Peachtree City, GA 30269 TOLL FREE: 1-800-621-9419 www.rinnai.us © 2009 Rinnai America Corporation 2/2009 Direct Vent Furnaces • High Efficiency • Cool-to-the-touch Cabinet • Blower Included • Vent Terminal A Included • ...