Instruction/ maintenance manual of the product AQ4 AquaStar
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Installation manual A Q4 Horizontal V ent Kit F or Bosch AquaS tar Models: GWH 1600 P , GWH 1600 H F or Bosch Pr o T ankless Models: GWH 425 PN , GWH 425 HN* WA RNING: If the information in this manual is not follo wed ex actly , a r e or explosion may result causing proper ty damage, personal injur y or death.
2 AQ4 Manual T able of Contents T able of Contents 1 Introduction ......................................................................... 3 1.1 Par ts included ................................................................................ 3 1.2 W arnings .
3 AQ4 Manual 1 Introduction 1.1 Par ts included V ent Hood Kit • 1 - 4” vent hood: VH1-4 • 4 - Exterior scr ews • 1 - 5” t o 4” vent reducer pipe • 1 - AQ4FL APPER back draft accessor y .
4 AQ4 Manual as possible. 1.4 Requirements f or installation in Massachusetts A t t e n t i o n r e s i d e nt s o f t he C o m m o nw e a l t h o f Massachusetts: In the Co mm on we al th of Mas sac .
5 AQ4 Manual 2 A Q4 Installation instructions 2.1 Introduction Please follow these instructions. F ailure to follow instructions may result in: · Damage, injur y or death · Improper operation · Los.
6 AQ4 Manual V Fig. 2 Vibration mounts and recommended support V 6" V V 6" Fig. 3 Minimum clearances to po wer vent mot or V V 6" V Fig.
7 AQ4 Manual 2.5 V ent piping 1. Install 5" t o 4" reducer pipe on t op of the w ater heater and t hen connect a 4" 90º elbow t o begin the hor izontal run. Use 4” v ent pipe to connect from this elbow to the pow er vent mot or inlet, avoiding elbows when possible.
8 AQ4 Manual Fig. 8 W ater val ve pin Wat er valve pin AQ4 Installation ins tructions 2.7 Flow switch Replacement piping and ow switch is included f or 1600P/425PN and 1600H/425HN water heaters. Check y our model number on the right side of the wat er heater cover t o conrm which pr ocedure to follo w.
9 AQ4 Manual 3 Operation 3.1 First time start up 3.1.1 Time delay rela y 1. The AQ4 pow er vent kit is equipped with a time delay relay . It is supplied with the time delay set at the (0.1) second position 2. If installing the AQ4 with standing pilot models 1600P or 425PN, no adjustment is required.
10 AQ4 Manual 4 Maintenance Th e ve nt sy st em mus t be in spe ct ed at re gu lar 3-m ont h intervals. Points of inspection are as f ollows: 1. Scre ened open ing of the vent hood shou ld be fr ee from f oreign material and cleaned as necessar y . 2.
11 AQ4 Manual T roubleshooting 5.3 Pilot will not s tay lit when manually lit (1600P and 425PN) or will not spark automatically with ho t water ow (1600H and 425HN) 1 . Check the linear safety spillage switch reset button t o see if it is tripped (See Section 2.
12 AQ4 Manual One Y ear Limit ed Warranty 6 One Y ear Limit ed Warranty General The vent kit is warranted by the Manufacturer (T JERNLUND) through Bosch Thermotec hnology Corp.
13 AQ4 Manual - DENO TES LINE VOL T AGE F ACT ORY WIRING DENO TES L O W VOL T AGE F ACTOR Y WIRING FL OW SWITCH (N/O) TRANSFORMER 24VDC RED 115V AC BLACK BLACK BLACK BLACK WHITE WHITE WHITE GREEN GREE.
14 AQ4 Manual NO TE: HARDW ARE SHOWN INCLUDED WITH VENT HOOD BUILDING EXTERIOR W ASHER (4) SHEET MET AL SCREW (4) PIL OT HOLE PIL OT HOLE CUT HOLE THROUGH W ALL TEMPLA TE WHEN INST ALLING THE VENT HOOD FOLL OW THE BACK DRAFT FLAPPER INSTRUCTION SHEET IF OUTDOOR TEMPERA TURES MA Y DROP BELOW FREEZING Fig.
15 AQ4 Manual Not es.
Bosch Thermotechnology Corp. 50 Wentworth Avenue Londonderry , NH 03053 T el: 1-866-642-3198 Fax: 1-603-584-1681 www .boschpro.com.
An important point after buying a device AquaStar AQ4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought AquaStar AQ4 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data AquaStar AQ4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, AquaStar AQ4 you will learn all the available features of the product, as well as information on its operation. The information that you get AquaStar AQ4 will certainly help you make a decision on the purchase.
If you already are a holder of AquaStar AQ4, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime AquaStar AQ4.
However, one of the most important roles played by the user manual is to help in solving problems with AquaStar AQ4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device AquaStar AQ4 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
