Grundfos CMB User Manual

English (GB)
9
Check that the supply voltage and frequency
correspond to the values stated on the nameplate.
5. Startup
6. Alarms
6.1 Anti-cycling
Enabling and disabling the function
1. Press [Reset] for 3 seconds until "Power on"
starts flashing.
2. Select whether the function is to be enabled or
disabled. Press [Reset] to change between
enabled and disabled.
"Pump on" is off when the function is disabled.
"Pump on" is on when the function is enabled.
3. Press [Reset] for 3 seconds to return to
operation.
WARNING
Electric shock
Death or serious
personal injury
- Power cables without a
plug must be
connected to a supply
disconnecting device
incorporated in the
fixed wiring according
to the local wiring
rules.
WARNING
Hot liquid
Death or serious
personal injury
- If the temperature is
higher than 50 °C, use
gloves and glasses
when venting the pump
to avoid risk of
scalding.
WARNING
Biological hazard
Death or serious
personal injury
- Flush the pump with
clean water before first
use.
Do not start the pump until it has been
filled with liquid.
WARNING
Overpressure in the
tank
Death or serious
personal injury
- Never exceed the
maximum operating
pressure of the tank.
See the nameplate of
the tank.
If a dry-running alarm has been activated,
find the cause before the pump is restarted
in order to prevent damage to the pump.
In case of a very small water consumption,
the anti-cycling function may detect this as
cycling and stop the pump inadvertently. If
this occurs, the function can be disabled.

Grundfos CMB Specifications

General

Maximum Operating Pressure	10 bar
Application	Domestic water supply, pressure boosting
Liquid Temperature	Up to 60°C
Installation	Horizontal
Frequency	50 Hz
Seal Type	Mechanical seal