Mammoth K Vintage Installation, Operation And Maintenance Manual Download Page 17

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MAMM-WSHP-IOM-1KA (September 2011)

UNIT CHECK-OUT SHEET

Customer Data

Customer Name ________________________________________

Date _________________________________________

Address ________________________________________________________________________________________________

Phone ________________________________________________

Unit Number___________________________________

Unit Nameplate Data

Make _______________________ Model Number ________________________ Serial Number _______________________

Compressor(s):

# 1: RLA_______ LRA _______ Refrig, Charge (oz.) _______

# 2: RLA_______ LRA _______ Refrig, Charge (oz.) ______

Maximum Fuse Size (Amps) __________

_____________

Minimum Circuit Ampacity (Amps) __________________

Operating Conditions

Unit Conditions

Cooling Mode

Heating Mode

Entering Fluid Temperature

_____________ _____________

Leaving Fluid Temperature

_____________ _____________

Fluid Flow (gpm)

_____________ _____________

Fluid Side Pressure Drop

_____________ _____________

Compressor

# 1

# 2

Mode Cooling

Heating

Cooling

Heating

Suction Pressure (psig)

_______ _______ _______ _______

Discharge Pressure (psig)

_______ _______ _______ _______

Suction Temp (at compressor)

_______ _______ _______ _______

Discharge Temp (at compressor)

_______ _______ _______ _______

Suction Superheat (at compressor)

_______ _______ _______ _______

Liquid Line Leaving Condenser Temp

_______ _______ _______ _______

Liquid Subcooling

_______ _______ _______ _______

Volts/Amps

# 1

# 2

Phase L1

Compressor

Volts

_____ _____ _____ _____ _____ _____

Compressor

Amps

_____ _____ _____ _____ _____ _____

Summary of Contents for K Vintage

Page 1: ...MAMM WSHP IOM 1KA September 2011 Vertical Water to Water Heat Pumps With R 410A Installation Operation and Maintenance Manual Sizes 064 to 480 Model K Vintage P N 71144912 ...

Page 2: ...n 4 Unit Location 5 Piping 6 Cleaning and Flushing 7 Start up 8 Operating Limits 9 Controls 10 Inputs Outputs 13 General Maintenance 14 Parts and Service Support 14 Troubleshooting 15 Performance Troubleshooting 16 Unit check out sheet 17 Table of Contents K Vintage Water to Water Sizes 064 to 480 ...

Page 3: ...tation on the shipper s delivery ticket before signing If there is any evidence of rough han dling immediately check for concealed damage If any damage is found notify the carrier within 48 hours to establish your claim and request their inspection and a report Then contact the Mammoth Service department at 952 358 6618 or info mammoth inc com for a warranty claim number Do not stand or transport ...

Page 4: ...he location and routing of water piping and electrical wiring The locations of these items are clearly marked on the submittal drawings 7 Mammoth recommends the unit be covered during construction to protect components from dust and other harmful materials This is critical while spray ing fireproofing material on bar joists sandblasting spray painting and plastering NOTE Check the unit name plate ...

Page 5: ... be beneficial but not always necessary The requirements on any specific unit may increase or be reduced depending on several factors such as maintenance requirements and mechanical or electrical installation codes The electrical connections are accessible from the front The compressor can be accessed from either side There are no air filter ductwork or ventilation air requirements for K Vintage w...

Page 6: ...f the water connection on the unit One end of the hose should have a swivel fitting to facilitate removal for service Hard piping can also be brought directly to the heat pump This option is not recommended since no vibration or noise attenuation can be accomplished The hard piping must have a union to facilitate heat pump removal 4 The supply and the discharge pipes should be insulated to prevent...

Page 7: ...pump supply and return connections Do not use sealers at the swivel flare connections of the hoses 6 Refill the system with clean water Test the water using litmus paper for acidity and treat as required to leave the water slightly alkaline pH 7 5 to 8 5 The specified percentage of antifreeze may also be added at this time Use commercial grade anti freeze designed for HVAC systems only Do not use ...

Page 8: ...ure controller to the off position The unit will stop running and the reversing valve should de energize 6 Leave unit off for approximately five minutes to allow pressure to equalize 7 Adjust temperature controller to lowest setting 8 Set temperature controller to heat 9 Slowly adjust temperature controller to higher temperature until the compressor energizes 10 Check the heating high and low refr...

Page 9: ...nst ex tremes in temperature and or humidity and equipment performance reliability and service life may be ad versely affected Note Voltages listed are to show voltage range However units operating with over or under voltage conditions for extended periods of time will experience premature component failure Three phase system imbalance should not exceed 2 APPLICATION LIMITS Standard range Low Temp...

Page 10: ...diagnostic Random start time delay from 5 to 35 seconds Compressor anti short cycle protection for 300 seconds 5 minutes Compressor and reversing valve control Compressor lockout with selectable intelligent manual reset LED status on the board Lockout alarm signal to the temperature controller in the event of a safety circuit fault Operable on 50 and 60 cycle power Emergency shutdown from a field ...

Page 11: ...nication to the Mammoth line of intelligent space sensors and keypad display units Key Features and Benefits I O point count 5 digital outputs relayed and 6 universal imputs Built in protocol support BACnet ARCNET and MS TP Modbus RTU and N2 Optional plug in communica tions boards LonTalk On board battery backed real time clock is standard thus enabling full stand alone scheduling capabilities as ...

Page 12: ... s line of intelligent space sensors and keypad display units Key Features and Benefits I O point count 5 digital outputs relayed 8 inputs and 3 analog outputs Built in protocol support BACnet ARCNET and MS TP Modbus RTU and N2 Optional plug in communica tions boards LonTalk On board battery backed real time clock is standard thus enabling full stand alone scheduling capabilities as well as histor...

Page 13: ...mpressor Call 1 Thermistor Dry Contact Load Supply Water Temperature Outlet Load Return Water Temperature Inlet Thermistor Dry Contact Source Leaving Water Temperature Outlet Source Entering Water Temperature Inlet Description Notes 1 Multiplexed inputs 5 6 use 10K 4 99K 2 49K resistors for contact inputs 1 24K resistor not used Could do more stages if cooling call and pump started externally A mi...

Page 14: ...ution flow rate should be at least 1 5 times the normal flow rate preferably in backflush mode Before restarting flush the unit with plenty of fresh water to purge any remaining acid Clean at regular intervals Improper Unit Functioning If unit is not performing properly several readings of temperature pressure and electrical characteristics need to be taken The normal required troubleshooting info...

Page 15: ...ve should be in stalled in the charging line to flash the liquid to vapor while charging All Mammoth K Vintage units are designed for commercial use Units are designed for the cooling mode of operation and fail safe to heating Troubleshooting Refrigeration Circuit Symptom Head Pressure Suction Pressure Compressor Amp Draw Super Heat Subcooling Water Loops Temp Differential Safety Lock Out Charge U...

Page 16: ...cold Check load loop sizing loop backfill ground moisture High head pressure X Reduced or no water flow in cooling Check pump operation or valve operation setting Check water flow adjust to proper flow rate X Inlet water to hot Check load loop sizing loop backfill ground moisture X Scaling in waterside heat exchanger Perform scaling check and clean if necessary X X Unit overcharged Check superheat...

Page 17: ...s __________________ Operating Conditions Unit Conditions Cooling Mode Heating Mode Entering Fluid Temperature _____________ _____________ Leaving Fluid Temperature _____________ _____________ Fluid Flow gpm _____________ _____________ Fluid Side Pressure Drop _____________ _____________ Compressor 1 2 Mode Cooling Heating Cooling Heating Suction Pressure psig _______ _______ _______ _______ Disch...

Page 18: ...18 MAMM WSHP IOM 1KA September 2011 Notes ...

Page 19: ...19 MAMM WSHP IOM 1KA September 2011 Notes ...

Page 20: ... has a policy of continuous product improvement and reserves the right to change design and specifications without notice 2011 Mammoth Inc MAMM WSHP IOM 1KA September 2011 info mammoth inc com www mammoth inc com ...

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