Mikrofill Maxi Plus Technical Documentation Manual

Mikrofill Maxi Plus Technical Documentation Manual

Maxi series pressurisation units

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I N S P I R E D
E F F I C I E N C Y
MAXI & MAXI PLUS
Floor mounted
Pressure manager
TECHNICAL
DOCUMENTATION
Issue 06/14

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Table of Contents
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Summarization of Contents

Technical Data
Electrical Details
Detailed specifications for electrical supply, current, fuses, and relays.
Connection Details
Information on water inlet, outlet, drain, and maximum cold fill pressure.
Dimensions
Physical specifications including unit weight, height, width, and depth.
Installation
Mains/boosted cold water supply
Instructions for connecting the unit to the mains or boosted cold water supply.
Connection to the system
Guidance on connecting the Mikrofill Maxi to the heating or chiller system.
Overflow connection
Details regarding the 3/4" BSP overflow connection for drainage and safety.
Electrical connections
Electrical diagram
Diagram illustrating the unit's electrical connections, including relays and power supply.
Keypad and Display Functions
Keypad Operation
Details on System Data and Service Mode button functions.
Status Display Indicators
Explanation of Pressure Correct, Hours Run, and Usage displays.
Hours Run/Usage Reset
Procedure to reset hours run and water usage counters.
Alarm conditions
Low water level alarm
Safety shutdown triggered by low water level in feed tank.
Optional system failure/leak alert
Alerts for system leakage or failure, requiring manual reset.
High or low pressure alarms
Notifies when system pressure deviates from acceptable high or low limits.
Pump failure
Detects pump faults by monitoring pressure changes over time.
Frequent use alarm
Warns of frequent operation, suggesting potential leaks in the system.
Frequent use reset
Resets the frequent use alarm by cycling the unit's power supply.
Fault diagnosis
Low water level fault
Troubleshooting steps for 'No water in tank' fault.
Sensor failure fault
Addresses sensor faults, including voltage instability.
Pressure alarm faults
Remedies for low or high system pressure conditions.
System failure and leaks
Troubleshooting steps for excess water leaks within the system.
Pump fault diagnosis
Guidance for pump faults or dry run setting adjustments.
Persistent leak detection
Investigating persistent leaks indicated by frequent operation alarms.
Menu Functions
Cold fill pressure
Setting the system pressure for cold conditions.
Alarm pressure settings
Defining pressure thresholds for low and high pressure alarms.
Usage monitoring
Displaying and resetting system water usage data.
Dry run and flood protection
Adjusting dry run settings for flood protection or pump failure.
Fill pressure adjustment
Adjusting fill pressure to prevent overshoot or undershoot.
Frequent use warning
Setting a warning for frequent operation indicating potential leaks.
Delay on filling
Delaying system filling to manage initial suction effects.
Display contrast
Adjusting the contrast of the Liquid Crystal Display (LCD).
Audible alarm control
Function to turn off the unit's audible alarm sounder.
Fault log access
Accessing and reviewing the log of the last five recorded faults.
Fault code explanations
Explanations for various fault codes including pressure and sensor issues.

Table of Contents