STIEBEL ELTRON Accelera 300 Instruction Manual download pdf (Page 19)

ENGLISH

WWW.STIEBEL-ELTRON-USA.COM ACCELERA® 300 HEAT PUMP WATER HEATER | 19

INSTALLATION

INITIAL START-UP

11. Initial start-up

11.1 Initial start-up

Only approved, licensed installers may perform the initial start-up

of this water heater, and instruct the user in its operation.

» Fill and vent the water heater. For this, open the cold water

supply and one hot water tap.

» Thoroughly ﬂ ush the water heater.

» Check the safety valves. Inform the user that water may drip

from the safety valve while water is being heated up.

» Connect power by resetting the circuit breaker.

This water heater must not be operated at ambient

temperatures below 6 °C (43 °F) or above42 °C (107 °F).

11.2 Shutting down

The water heater can only be switched off by disconnecting the

power supply.

11.3 Restarting

If power has been switched off or interrupted, wait 15 minutes

before turning unit back on.

12. Settings

12.1 Adjusting the water temperature

The water temperature must only be adjusted by a licensed

installer, as the cover must be removed from the water heater.

26_03_01_1151

1 Thermostat, heat pump operation

2 Thermostat of the booster heater

3 High limit safety cutout

The temperature is reduced by turning the thermostat counter-

clockwise.

Adjust both thermostats to the same setting.

Energy consumption will rise if the temperature is set

lower at the heat pump thermostat than at the booster

heater thermostat.

Ensure that both thermostats are adjusted to the same setting.

Energy consumption will rise if the temperature is set lower at the

heat pump thermostat than at the booster heater thermostat. The

booster heater must be set equal to or lower than the heat pump.

12.2 Knob settings

Heat pump

125 °F

Backup element

120 °F

13. Water heater hand over

» Explain the functions to the user. Draw special attention to

the safety information.

» Hand these operating instructions to the user.

14. Troubleshooting

WARNING Electric shock

Always disconnect the power supply before working

on the water heater.

14.1 Safety equipment of the water heater

If faults develop, the safety cutouts on the water heater will

interrupt the appropriate power circuits.

14.1.1 High limit safety cut-out for booster heater

The high limit safety cut-out protects the water heater against

overheating. The booster heater is switched off when the

temperature of the water inside the tank exceeds 95 °C (203 °F).

After removing the source of the fault, press the reset button on

the high limit safety cut-out. To do this, ﬁ rst remove the water

heater cover. See below.

14.1.2 Safety pressure limiter for heat pump

26_03_02_1306

1 Reset button for the high limit safety cutout

2 Reset button for the safety pressure limiter

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 27 28

Comments to this Manuals

No comments

STIEBEL ELTRON Accelera 300 Instruction Manual Page 19

Comments to this Manuals

Related products and manuals for Water heaters & boilers STIEBEL ELTRON Accelera 300