Bosch 7736500074 Operating instructions

Bosch
Brand
Bosch
Model
7736500074
Type
Operating instructions
6720680201-00.1US
Installation Instructions
High Temperature kit
Models: C1050ES, 940ESO, 940ES, 830ES
Warning: This kit shall be installed by a qualified
service agency in accordance with these
instructions and all applicable codes and
requirements of the authorities having jurisdiction.
6 720 645 518 (2010/06) US
6 720 645 518
2
Installation
1 Installation
1.1 Tools needed:
• Phillips head screw driver
• Needle-nosed pliers.
1.2 Preparation
B Push power button to “OFF” and unplug power cord.
B Loosen two Phillips head screws on bottom rear of
front cover. Pull cover bottom outwards then lift
cover upwards to remove.
1.3 Removing control unit
B Remove three Phillips screws on front of control unit.
(Fig. 1, pos.1).
B Turn control unit to expose the rear. (Fig. 2, pos. 2).
Fig. 1 Control unit front
B Remove rear cover from control unit to expose circuit
board electrical connections. (Fig. 2).
Fig. 2 Control unit rear (wiring not shown for clarity
purposes)
Fig. 3
i
Note: For commercial applications the
heat exchanger warranty is 2 years, from
date of original installation and operation.
For more details consult the water
heater’s installation manual for warranty
period.
i
Note: Avoid touching printed circuit board
as static discharge may damage circuitry.
6720680201-01.1US
1
1
1
6720680201-08.1US
6720680201-09.1US
6 720 645 518
Installation
3
TEMPERATURE SETTINGS
Fig. 4
B Reinstall the rear cover.
B Reinstall the control unit securing the 3 Philips head
screws.
B Plug in power cord.
To memorize the temperature:
B Power on the appliance by pressing the On/Off
button.
Fig. 5
To select hot water temperature:
B Press the button in order to reach temperatures
above 140°F (71°C).
Fig. 6
B Press and hold the program button for 5 seconds to
memorize selected temperature.
i
Insert jumpers on JP7 and JP8
connections on control board. (Fig. 4).
Temperature range
Jumper
ON
OFF
(default)
JP7 + JP8
38°C - 84°C 38°C - 60°C
100°F - 184°F 100°F - 140°F
Table 1
i
For applications where the hot water is
recirculated through the heater, see
Technical Service Bulletin AP-03 Direct
Recirculation, to avoid damage in internal
components.
6720680201-10.1Av
Replacement Parts available from:
Bosch Termotecnologia SA
Estrada de Cacia
3800 - 533 Cacia - PORTUGAL
Recycled paper © 2010 Bosch Thermotechnology Corp.,
Londonderry, NH
BOSCH THERMOTECHNOLOGY
CORP.
50 Wentworth Avenue
Londonderry, NH 03053
Tel. 866-330-2730
www.boschpro.com
6720645518
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Bosch 7736500074 Operating instructions

Bosch
Brand
Bosch
Model
7736500074
Type
Operating instructions
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