Maintenance - Grundfos IMpress Installation, Operation And Maintenance Manual

Volt Free Relay
Sets all the conditions that operate the volt free relay. The Failsafe option reverses
the operation of the relay, i.e. it is de-energised on fault. Failsafe allows for the
provision of an Alarm on Power-Failure to be programmed. The operation of the
NC/NO contacts are reversed if the Failsafe setting option is used.
Beeper / Alarm LED
Sets all the conditions that will enable the audible Beeper and Alarm LED.
The Beeper Key Press s e t t i n g e n a b l e s o r d i s a b l e s t h e a u d i b l e ' p l i p ' e v e r y t i me a
panel control button is pressed.
LED Constrast : LCD Backlight
Changes the LCD display contrast ratio, setting range 0 to 6, default setting 2.
LCD backlight level adjust to suit lighting conditions, setting range 0 to 5, default
setting 2.
Standby Mode
Wh e n s e t t o ' Y e s ' , c a u s e s t h e u n i t t o e n t e r S t a n d b y Mo d e f o l l o w i n g P o w e r -On. The
SET button will need to be pressed for at least five seconds to start the
pressurisation unit. When set to 'NO' causes the unit to start as soon as power is applied.
User PIN
Sets the PIN (Password) to enter the Set-Up mode. The default setting is 0000
P a s s w o r d s : F o u r c h a r a c t e r s n e e d t o b e e n t e r e d . T h e P I N i s c a s e s e n s i t i v e , s o ' a b c d '
is NOT t h e s a me a s ' A B C D ' . A s e t t i n g o f ' a l l s p a c e s ' ( b l a n k s ) , d i s a b l e s t h e P IN.
W hilst it is recommended that a PIN be always programmed to prevent unauthorised
tampering, the User Set-Up Menu is factory shipped without a PIN to facilitate initial
configuration. Please record and retain any PIN codes that you set.

MAINTENANCE

IMPORTANT: There are NO User Serviceable parts inside this equipment.
Please Refer Servicing to Qualified Personnel.
Grundfos pressurisation units have been designed to require the minimum of
maintenance. While the unit requires minimal maintenance it should be inspected on
a regular basis, as failure of the unit could potentially cause personal injury and
considerable damage. It is therefore recommended that a Grundfos maintenance
contract be taken out to cover maintenance of the unit. Please contact Grundfos
Europump Service department on 0845 508 100 for further details.
H o w e v e r , i t i s t h e c u s t o me r ' s r e s p o n s i b i l i t y t o i n s p e c t t h e u n i t i n a d d i t i o n t o a n y
maintenance contract to ensure the safety and correct operation of the unit during the
interim periods between service visits. It is recommended that the following checks be
carried out at regular intervals.
1. Check there are no leaks on pipe work both in and around the unit.
2. Check the unit is on, the unit must be switched on all the time.
3. Check for any corrosion.
4. Check unit operates quietly and smoothly.
5. Check that the electrical mains lead to unit is not damaged.
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