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System Diagnosis Guide

REGRIGERATION SYSTEM DIAGNOSIS GUIDE

System

Suction

Compressor

Condition

Pressure

Line

Discharge

Normal

Normal

Slightly

Very hot

below room

temperature

Overcharge

Higher than

Very cold

Slightly warm

normal

may frost

to hot

heavily

Undercharge

Lower than

Warm-

Hot

normal

near room

temperature

Partial

Somewhat

Warm-

Very hot

Restriction

lower than

near room

normal vacuum temperature

Complete

In deep

Room

Restriction

vacuum

temperature

(cool)

No Gas

0 PSIG to 25"

Room

Cool to hot

temperature

(cool)

System Diagnosis Guide

Condenser Capillary

Evaporator Wattage

Tube

Very hot

Warm

Cold

Normal

Hot to warm Cool

Cold

Higher than

normal

Warm

Extremely

Lower than

cold near

normal

inlet - Outlet

below room

temperature

Top passes

Room

Extremely

Lower than

warm -

temperature cold near

normal

Lower

(cool) or

inlet - Outlet

passes cool

colder

below room

(near room

temperature

temperature)

backing up

due to liquid

Room

Lower than

temperature temperature refrigeration

normal

( cool)

(cool)

Room

Lower than

temperature temperature refrigeration

normal

( cool)

(cool)

Содержание MLCL215

Страница 1: ...E O R I G I N A L R E F R I G E R A T I O N E X P E R T S S I N C E 1 8 9 2 F O R M O D E L M L R E 2 2 4 OWNER S GUIDE MARVEL UNDERCOUNTER REFRIGERATION T H E O R I G I N A L R E F R I G E R AT I O N...

Страница 2: ...velrefrigeration com Got a Marvelous Design We would love to see how your Marvel product looks in its new home Send us photos at marketing marvelrefriger ation com and we might feature your Marvel hom...

Страница 3: ...s Integrated Panel Installation Installing The Water Supply Installing the Drain plumbing Maintenance Care and Cleaning Long Term Storage Winterization Operating Instructions Using Your Electronic Con...

Страница 4: ...Important information to help assure a prob lem free installation and operation WARNING WARNING You can be killed or seriously injured if you do not follow these instructions WARNING State of Californ...

Страница 5: ...assumed by the retailer upon acceptance of the shipment Claims for loss or damage sustained in transit must be made to the retailer DO NOT RETURN DAMAGED MERCHANDISE TO THE MANUFACTURER FILE THE CLAI...

Страница 6: ...e to shut down GFCI s are generally not used on circuits with power equip ment that must run unattended for long periods of time un less required to meet local building codes and ordinances Electrical...

Страница 7: ...power outlet into the rear wall to gain the thickness of the power cord plug Not all recessed outlet boxes will work for this applica tion as they are too narrow but a recessed outlet box equivalent...

Страница 8: ...can be opened individually one at a time without interference Figure 10 However to ensure unobstructed door swing opening both doors at the same time 1 4 6 4 mm of space needs to be maintained betwee...

Страница 9: ...ed Door 15 38 1 cm wide appliance Right Hand Hinged Door 15 38 1 cm wide appliance Clearance for hinge at top and bottom Hinge side of door Top of door Left Hand Hinged Door 15 38 1 cm wide appliance...

Страница 10: ...INTEGRATED PANEL INSTALLATION NOTE NOTE NOTE 10...

Страница 11: ...it will not cool Repeat command to return to normal operation Door Alert Notification When the door is left open for more than 30 minutes A tone will sound for several seconds every minute will appear...

Страница 12: ...nce to be pulled out from the installation for servicing or cleaning Connect the copper tubing to the top side of a cold water pipe to prevent the ice maker from plugging with sediment ease servicing...

Страница 13: ...opriate drain and cut to length Optional Drain Pump An optional drain pump is available if you have purchased an ice machine without one and do not have access to a gravity drain Installation instruct...

Страница 14: ...ng the dissolved solids in the residual reservoir water to provide clear ice sheet is released and slides onto the grid cutter cutter s heated wires The water containing the dissolved minerals is drai...

Страница 15: ...ined at a temperature slightly production rate will overcome the ice melt and the storage NOTE NOTE The ice machine will keep producing ice until the ice machine s bin is full and will restart automat...

Страница 16: ...ervoir Allow all of the ice to fall from the evaporator plate and remove any ice from the grid cutter If there is ice embedded in the grid cutter wires wait for it to melt and fall out Do not try to r...

Страница 17: ...ne must have all water drained and removed to prevent ice machine damage as well as possible water damage to the surrounding area in freezing conditions These damages are not covered under warranty Do...

Страница 18: ...to the reservoir and drain the remaining water left in the water line trap area To disconnect the water outlet line Push up on the white collar and pull the plastic water line from the bottom of the w...

Страница 19: ...the power cord to a wall outlet and turn the water leaks storage bin The drain pump should activate and discharge water Check for water leaks at all hose connections access for the air hose Apply air...

Страница 20: ...rt section In all correspondence regarding service be sure to give the service number serial number and proof of purchase Try to have information or description of nature of the problem how long the a...

Страница 21: ...hold refrigerator This subject is discussed on page Do you hear water being circulated in the ice machine This is a normal sound as water is added once every ice making cycle Is there a whoosing sound...

Страница 22: ...ributor tube restricted Check the water line to the ice machine to make sure there are no restrictions Troubleshooting the Drain Pump If the drain pump reservoir not the ice machine bin If the ice mac...

Страница 23: ...in question The part that caused the damage must be returned to Marvel in its entirety The part must be clearly labeled with the serial number of the unit it was removed from the date and the service...

Страница 24: ...y labor 2021 04 23 050H 1 I I I Year Warranty Claims Day Factory use Only Units must be registered prior to warranty submittal Customers may register at www marvelrefrigeration com A proof of purchase...

Страница 25: ...er and part description Some parts will require color or voltage information Marvel requires the return of original parts we will inform you when the parts order is taken This requirement will be note...

Страница 26: ...Of PROPERTY IN ACCORDANCE WITH FEDERAL OR LOCAL REGULATIONS FLAHHABLE REFRIGERANT USED R 600A Specifications Gloves and Eye Protection must be used R 600a is considered non toxic but is flammable when...

Страница 27: ...ended that a simple LPG gas detector is on site during service Ensure that all R 600a is removed from the system prior to brazing any part of the sealed system Only a clean dry leak free system should...

Страница 28: ...uate and charge with dry nitrogen for leak checks Repair leaks or replace system parts as required R 600A Specifications When re brazing the system must be purged with dry nitrogen and at least one ac...

Страница 29: ...microns prior to charging Weigh in the R 600a charge using a refrigerant scale run compressor an extra two minutes to clear the charging hoses Seal the Schrader Type access port a proper cap and seal...

Страница 30: ...um temperature temperature cool cool No Gas 0 PSIG to 25 Room Cool to hot temperature cool System Diagnosis Guide Condenser Capillary Evaporator Wattage Tube Very hot Warm Cold Normal Hot to warm Cool...

Страница 31: ...aces you touch are not hot or frozen Do not touch a bare circuit board unless you are wearing an anti static wrist strap that is grounded to an electrical ground or grounded water pipe Handle circuit...

Страница 32: ...39 HWC524 2A 40 HWC336 1A 41 HBD324 1A 42 HBD324 2A 43 HBD524 1A 44 HBD524 2A 45 HWD324 2A 46 HWD324 1A 47 HWD524 2A 48 HWD524 1A 49 HRF124 2A 50 HRF124 1A 51 HRI124 2A 52 HRI124 1A 53 Nugget R134A 54...

Страница 33: ...ht 2 Evap Fan Cond Fan 22 RE336 1A Compressor Top Left Valve Bot Right Valve Light 1 Light 2 Evap Fan Evap Fan 2 Cond Fan 23 RE515 1A Compressor Light 1 Light 2 Evap Fan Cond Fan 25 RE524 1A Compresso...

Страница 34: ...connection you should replace the thermistor and the thermistor harness Thermistor error information can be found in the Control Operations Service section This unit has two thermistors Thermistor one...

Страница 35: ...nce accident or improper use maintenance instal lation service repair acts of God fire flood or other natural disasters The product must be installed operated and maintained in accordance with the Mar...

Страница 36: ...notice Such revisions do not entitle the buyer to corresponding changes improvements additions replacements or compensation for previously purchased products www marvelrefrigeration com Marvel Refrig...

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