Armstrong 3750 - 25.0 MAINTENANCE CHECK

installation &
operating instructions
3750 Pulpress
Pressurisation unit
20
25.0 maintenance check
Regular check (Every 3 Months)
• Check the pump(s) are developing the correct pressure
and are not noisy or vibrating or air-locked.
• Check that the mechanical seal is not leaking.
• Check that the motor is not overheating.
• Checks at six monthly intervals
• Check electrical installation thoroughly for defects. En-
sure that the earth connections are making good contact.
• Check that the break tank is clean.
• Check the operation of the high and low pressure
set points.
• Check low level float switch, (high if fitted).
• Check vessel air charge
maintenance
For Maintenance Please contact our Service division on
service@armstrongfluidtechnology.com
Phone: +44(0)8444 145 145
twin system alarms
alarm description priority blinking display pump stop reset
Service Reminder
Service Reminder(ser) - When Commissioned, date for service
reminder will be set. Armstrong service team can reset after
new.
17 Yes ser No only man
Device Oine - 2
Device 2 Oine - If the communication is lost between cPCO-
mini and cPCOe-2 expansion unit.
19 Yes 19 No only auto
Boiler Interlock - 1
Boiler Interlock 1 - If the pressure above or below the required
setpoint for system - 1
20 Yes BI1 Yes only auto
Boiler Interlock - 2
Boiler Interlock 2 - If the pressure above or below the required
setpoint for system - 2
21 Yes BI2 Yes only auto