1 printed in u.S.A. 0805 part no. 197209-000 gas models power vent gps-75 with hot surface ignition thank you for buying this a. O. Smith energy efficient water heater. We appreciate your confidence in our products. You should thoroughly read this manual before installation and/ or operation of this...
2 (a) vent pipe (b) anode (c) hot water outlet (d) outlet (120 vac) (e) flue baffle (f) gas supply (g) main manual gas shut off valve (h) ground joint union (j) dirt leg (k) outer door (l) union (m) inlet water shut off valve (n) cold water inlet *caution harness has 115 vac. In operation figure 1 r...
3 general safety information external damage do not operate the water heater until it has been fully checked out by a qualified technician, if the water heater: • has been exposed to fire or damage. • displays evidence of sooting. • produces steam or unusually hot water. If the water heater has been...
4 • do not cover the instruction manual. Keep it on the side of the water heater or nearby for future reference. • do obtain new warning and instruction labels for placement on the blanket directly over the existing labels. • do inspect the insulation blanket frequently to make certain it does not s...
5 not known, the latest edition of national fuel gas code ansi z223.1 recommends using figures of 20-25 percent free area for wood louvers or 60-75 percent for metal grills or louvers. Unconfined space in buildings of conventional frame, brick or stone construction, unconfined spaces may provide ade...
6 refer to fig. 1 for connection details. Before attaching the gas line be sure that all gas pipe is clean on the inside. To trap any dirt or foreign material in the gas supply line, a dirt leg (sometimes called drip leg) must be incorporated in the piping, fig. 1. The dirt leg must be readily acces...
7 between the relief valve and tank. Do not plug the relief valve. The drain line connected to this valve must not contain a reducing coupling or other restriction and must terminate near a suitable drain to prevent water damage during valve operation. The discharge line shall be installed in a mann...
8 note: this unit can be vented using only pvc (class 160, astm d-2241; schedule 40, astm d-1785; or cellular core schedule 40 dwv, astm f-891), schedule 40 cpvc/astm f-441), or abs/astm d-2661) pipe. The fittings, other than the termination 45° elbow should be equivalent to pvc- dwv fittings meetin...
9 3. Make sure that plastic tubing is still attached to the pressure switch and fan housing. Also make sure that wiring connector from motor to control box is securely attached. 4. Do not plug in power cord until vent system is completely installed. The power vent operates on 120 vac, therefore a gr...
10 installation of vent system, sidewall with the route of the venting system and selection of materials completed, as discussed in section of this manual titled planning the vent system, the through the wall vent terminal in place and the first section of piping, up to first elbow, installed at the...
11 2. Selection of materials • cutting device - saw or pipe cutter • deburring tool, knife, file, or beveling machine (2" and above) • brush - pure bristle • rag - cotton (not synthetic) • primer and cleaner • solvent cement - pvc for pvc components and cpvc for cpvc components • containers - metal ...
12 step e note: cans of cement and primer should be closed at all times when not in use to prevent evaporation of chemicals and hardening of cement. They are also very flammable and should be kept away from heat or flame. F. Joint assembly working quickly, insert the pipe into the fitting socket bot...
13 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 with an ignition device which automatically lights the b...
14 temperature regulation caution this water heater is equipped with an adjustable thermostat to control water temperature. Hot water temperatures required for automatic dishwasher and laundry use can cause painful scalding with possible serious and permanent injury. The temperature at which injury ...
15 performed only by a qualified service technician. Read the general safety information section first. Users of this appliance should be aware that gas components wear out over a period of time. The gas carrying components of this appliance should be inspected for proper operation periodically by a...
16 if the heater is to be shut off and exposed to freezing temperatures, it must be drained. Water, if left in the tank and allowed to freeze, will damage the heater. • turn off the gas and cold water inlet valve to the heater. • open a nearby hot water faucet and the heater drain valve. • be carefu...
17 troubleshooting for your safety, water heater service should be performed only by a qualified service technician. Read the general safety information section first. Warning: do not by-pass any controls to make heater operate. Operate only as wired from factory. 1) blower will not run a ) “on/off”...
18 w a ter hea ter control problem solution an open earth ground circuit to the 1. Check that the earth ground connection is ignition system. Properly connected. 2. Check that the ground conductor on the water heater is properly connected. Wiring error or a high resistance to 1. Check for proper con...
19 this warranty is applicable to the original owner only. If the glass lined tank in this water heater shall prove upon examination by the a. O. Smith corporation (warrantor) to have leaked during the warranty period in normal residential use, due to natural corrosion from potable water therein, th...
20 a.O. Smith water products co., inc. 500 tennessee waltz parkway, ashland city, tn 37015 phone: 1-800-821-2017 website: www.Hotwater.Com.
