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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 MLNP115

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 E X P E R T S S I N C E 1 8 9 2 FOR MODEL MLNP115 ...

Страница 2: ...photos at marketing marvelrefrigera tion com and we might feature your Marvel home design on our website and social media Thank you again for investing in Marvel for your home WELCOME XXXXXXXXXXXX XXXXXXXXXXXX MARVEL g R600A It is important you send in your warranty registration card immediately after taking delivery of your appliance or you can register online at www marvelrefrigeration com The f...

Страница 3: ... Safety Instructions Installation Unpacking Your Appliance Electrical Installing The Water Supply Maintenance Stainless Steel Maintenance Service Obtaining Service Product Liability Warranty Claims Ordering Replacement Parts R600a Specifications System Diagnosis Guide Thermistor Warranty 3 ...

Страница 4: ...lem free installation and operation IMPORTANT SAFETY INSTRUCTIONS WARNING WARNING You can be killed or seriously injured if you do not follow these instructions WARNING State of California Proposition 65 Warning This product contains one or more chemicals known to the State of California to cause cancer WARNING State of California Proposition 65 Warning This product contains one or more chemicals ...

Страница 5: ... in ternal components in place The owners manual is shipped inside the product in a plastic bag along with the warranty registration card and other accessory items Important Keep your carton and packaging until your appliance has been thoroughly inspected and found to be in good condi tion If there is damage the packaging will be needed as proof of damage in transit Afterwards please dispose of al...

Страница 6: ...nd Fault Circuit Interrupters GFCI are prone to nui sance tripping which will cause the appliance 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 Do not remove ground prong Electrical Shock Hazard Do not use an extension cord with this appliance The...

Страница 7: ...ply inlet Drain access in bottom of unit 43 32 10 4 cm Sanitary trap 21 4 5 7 cm 51 8 13 cm Drain Plumbing RXU LFH PDFKLQH UHTXLUHV GUDLQ SOXPELQJ 7KHUH DUH variations of ice machines in regards to the installation of the drain plumbing without a drain pump gravity drain and with a drain pump Gravity Drain no drain pump The ice machine is shipped with the drain line installed coiled and secured to...

Страница 8: ...te 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 instructions are provided with the optional drain pump Contact Marvel customer service at 616 754 5601 or your dealer for ordering Electrical Shock Hazard Risk of electrical shock or personal injury could occur du...

Страница 9: ...r tubing to the top side of a cold water pipe to prevent the ice maker from plugging with sediment A shutoff valve is recommended on the water supply line to ease servicing the appliance NOTE A SELF PIERCING TYPE VALVE IS NOT RECOMMENDED as they are prone to clogging with sediment which will create pressure drop reducing the water supply to the unit Connect the copper tubing water supply to the wa...

Страница 10: ...G RU SOXPEHU Air gap between end of drain line and top of water level 8VHU LQWHUIDFH GLVSOD GXULQJ SRZHU LQWHUUXSWLRQ 2QFH WKH GUDLQ OLQH LV SOXPEHG SHUIRUP WKH IROORZLQJ 1 Plug the ice machine into 115v power supply 2 3ODFH XQLW LQ WKH QDO LQVWDOODWLRQ ORFDWLRQ 3 Turn the unit off via the user interface display will indicate OFF The drain pump will still be operational during off mode if the unit...

Страница 11: ... upon the installation location environmental and usage conditions Choosing a Cleaning Product The choice of a proper cleaning product is ultimately that of the consumer and there are many products from which to choose Depending upon the type of cleaning and the degree of contamination some products are better than others cleaning of most stainless steel products is to give the sur faces a brisk r...

Страница 12: ...ort 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 appliance has been running the room temperature and any additional information that may be helpful in quickly solving the problem Table B is provided for recording pertinent information regarding your...

Страница 13: ...t 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 servicer who removed the part If the service technician determines the damage is the result of installation issues water connection drain etc the consumer would be notified and the issues shall be resolved ...

Страница 14: ...ty 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 is required We also accept the following information to update warranty New construction occupancy documents Closing paperwork Final billing Remodel Warranty parts will be shipped at no charge after...

Страница 15: ...ber 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 noted on your packing list A prepaid shipping label will be emailed to you Please enclose a copy of the parts packing list and be sure the model and serial numbers are legible on the paperwork Tag the pa...

Страница 16: ... 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 mixed with air Keep a dry powder type fire extinguisher in the work area R 600a is heavier than air do not allow any leakage migration to low areas such as basements and stairs Never use a torch on ...

Страница 17: ...mended 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 be charged with R 600a R 600A Specifications R 600A SPECIFICATIONS LABELING R 600a equipped products are labeled both the unit and the compressor R 600a is colorless and odorless R 600a is considere...

Страница 18: ...cuate 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 access point open to the atmosphere When re brazing proper ventilation is required along with constant monitoring for the presence of R600a refrigerant The filter dryer must be replaced any time the se...

Страница 19: ...0 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 must be used to close the system SUMMARY Safely handling R 600a requires proper procedures and training R 600a approved service tools must be used R 600a labeling must not be removed or altered R 60...

Страница 20: ...uum 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 Cold Higher than normal Warm 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...

Страница 21: ... 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 Zone Located along the right hand side wall It is used to maintain the operating temperature within that zone Thermistor two Evaporator Located on the evaporator It is used for defrost THERMISTOR FA...

Страница 22: ...ence 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 Marvel User Guide The remedies described above for each warranty are the only ones that Marvel will provide either under these warranties or under any warranty arising by operation of law Marvel will no...

Страница 23: ...ge without notice Such revisions do not entitle the buyer to corresponding changes improvements additions replacements or compensation for previously purchased products www marvelrefrigeration com 1260 E Van Deinse St Greenville MI 48838 616 754 5601 41015887 Rev A 12 14 20 23 ...

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