Federal 90 Series User Manual Download

Page: 1 / 43

REV 1
5/13/21

TROUBLE SHOOTING GUIDE

Table of Contents

Noise & Lights

…………………………………………………………………………...1

…..……………………………………………………………………….2

…………………………………………………………………………...3

……………………………………………………………………………4

……………………………………………………………………………5

…………………………………………………………………………...6

……………………………………………………………………………7

Hybrid

- CRR / RSS

- FCC / FCCR

- HSSM

ITR/ITG / CGR/SGR / SN

/ NSSM / RSSD / RSSL

- WDC / CT

WDC / CT

…………………………………………………………………………...8

Temperature Issues

……………………………………………………………………….9

……………

…………………………………………………

….12

.……………………………………………………………………14

……………………………………………………………………16

…………………………………………………………………….18

…………………………………………………………

………….24

Stand Alone RSS and Hybrid

CD-CRR / RSS

Countertop and Hybrid Top Hot

- IMSS / ECSS

Italian Glass

New Bakery

Series 90

ITR/ITG / CGR/SGR / SN

……………………………………………………………

……

…28

Water on the Floor

…………………………………………………………………….30

…………………………………………………………………….32

Stand Alone RSS and Hybrid

CD-RSS / RSS

Confection

- FCC / FCCR

…………………………………………………………………….34

…………………………………………………………………….38

Island and Endcap

- IMSS / ECSS

Italian Glass

New Bakery

Series 90

ITR/ITG / CGR/SGR / SN

/ NSSM / RSSD / RSSL

…………………………………………………………………….41

……………………………………………………………………

.21-23

…………………………………………………………………….

36-37

**Due to continuing engineering improvements, the troubleshooting guide is subject to change without notice

***We strongly recommend all work, including but not limited to diagnosis and repair, of your merchandiser be completed by a professional

certified service technician. Federal Industries is not liable for injury to any person or damage to the merchandiser or property.

Summary of Contents for 90 Series

Page 1: ...S Italian Glass New Bakery Series 90 ITR ITG CGR SGR SN Market Series SQ RSSM NSSM RSSD RSSL 28 29 Water on the Floor 30 31 32 33 Stand Alone RSS and Hybrid CD RSS RSS Confection FCC FCCR 34 35 38 40...

Page 2: ...the decorative back panel during transit Check that the light switch is on Shelf lights lamp cord must be fully seated into receptacle gently tap them in with a rubber mallet if needed to make full c...

Page 3: ...es and condensing unit for vibration Check compressor for any abnormal noises Lights Not Working Check that the light switch is on Shelf lights lamp cord must be fully seated into receptacle gently ta...

Page 4: ...light switch is on Shelf lights lamp cord must be fully seated into receptacle gently tap them in with a rubber mallet if needed to make full contact Check that the lamp cord is plugged into the end...

Page 5: ...on Check compressor for any abnormal noises Lights Not Working Check that the light switch is on Shelf lights lamp cord must be fully seated into receptacle gently tap them in with a rubber mallet if...

Page 6: ...e LED light strip Replace light if necessary Check power AC input voltage at LED driver Check to DC output voltage at LED driver If no output disconnect output from unit wiring harness and try again a...

Page 7: ...rd is plugged into the end of the LED light strip Replace light if necessary Check power AC input voltage at LED driver Check to DC output voltage at LED driver If no output disconnect output from uni...

Page 8: ...n Check compressor for any abnormal noises Lights Not Working Check that the light switch is on Shelf lights lamp cord must be fully seated into receptacle gently tap them in with a rubber mallet if n...

Page 9: ...acle gently tap them in with a rubber mallet if needed to make full contact Check that the lamp cord is plugged into the end of the LED light strip Replace light if necessary Check power AC input volt...

Page 10: ...both can result in temperature issues as the evaporator coil ices up and restricts airflow Check that the condenser air inlet and outlet are not restricted If equipped check condenser coil filter is...

Page 11: ...maximum defrost duration as well as a 30 minute minimum between defrosts Freezing Product Adjust temperature control to a warmer set point 1 Warmest 9 Coldest For electronic control only verify 10KOh...

Page 12: ...frigerant is not overcharged Check the sub cooling Check that the service valves are fully open Head Pressure Too Low Check unit for refrigerant leaks Perform pump down procedure to verify the valves...

Page 13: ...fied 230V DO NOT CONVERT TO LED BULBS AS THE CASE WILL NOT REACH TEMPERATURE Unit must be preheated prior to placing product into case Product temperature entering the case has to be at least 170 F or...

Page 14: ...Food Too Warm Adjust thermostat to a cooler setting outside of peak serving periods while maintaining proper product temperature REFER TO THE OWNER S MANUAL FOR MORE DETAIL 13...

Page 15: ...t the condenser coil is clean Warm Product Check that thermostat is on Check for proper power at the compressor Adjust thermostat accordingly the coldest setting is 9 Check TXV bulb installation is se...

Page 16: ...r refrigerant leaks Perform pump down procedure to verify the valves are pumping If equipped check if sight glass is flashing or showing low charge Low Suction Pressure Check unit for refrigerant leak...

Page 17: ...ait 10 seconds and power the unit back on If error is still present ensure all heater cords are fully seated into their receptacles Verifying Shelf Temperature On Controller To Temporarily See the Cur...

Page 18: ...60 KOhm sensor chart Temperature Is Too High Decrease control set point Check the control for errors and contact service Use supplied food rack to reduce heat intensity on food Ohm out probe to verify...

Page 19: ...ate a wall all of the way around the shelves to create a barrier keeping the cold air inside of the unit The product should be a minimum of half an inch off the tower to allow supply air to circulate...

Page 20: ...armest and 9 is the coldest set typically between 4 5 adjust accordingly control has a minimum run time of 5 minutes and a maximum run of 75 minutes self contained units and 60 minutes remote condensi...

Page 21: ...e service valves are fully open Head Pressure Too Low If equipped check the sight glass for flashing Check unit for refrigerant leaks Perform pump down procedure to verify the valves are pumping Low S...

Page 22: ...condenser coil is clean Non refrigerated cases do not regulate internal temperature and may be slightly higher than ambient temperature due to lighting in the unit or direct sunlight Mechanical Thermo...

Page 23: ...eck is the cold zone Cold Zone only 7 of the interior floor near the rear of the case and extends down to 3 at the front of the case by the customer Products above this load line will be in an unsafe...

Page 24: ...has its own mechanical thermostat which can be turned off and adjusted individually Each food well has its own mechanical thermostat which will control them individually Check that the slots along th...

Page 25: ...and restricts airflow Check that the condenser coil is clean Non refrigerated cases do not regulate internal temperature and may be slightly higher than ambient temperature due to lighting in the uni...

Page 26: ...Products above this load line will be in an unsafe temperature zone and disrupt the cold zone causing it to struggle as well Verify 10KOhm NTC sensor is reading properly Check that the condenser air i...

Page 27: ...to be operated with the rear doors in place but they may be removed during peak times The display will not read accurately with the rear doors removed for extended periods of time Food In Well Not Hel...

Page 28: ...is working Check the placement of the humidity pan which is located underneath the interior display deck for proper positioning or potentially missing from being removed during cleaning Check the flo...

Page 29: ...circulate and not freeze product at the back wall Some items may need more clearance if they are sensitive to freezing as supply air temperature should get below freezing If equipped check that conden...

Page 30: ...mpressor from engaging even if the electronic unit controller is calling due to low charge Check for power in and out of pressure control as both Low and High side pressure cutout will keep compressor...

Page 31: ...ans or main doors Also avoid locations where the unit is subject to high humidity such as near cases with water misting or fogging devices Check Ambient Conditions of the Location Most of our cases re...

Page 32: ...tank by pushing tabs located on tank sides away from the deck while lifting on pump cover Periodically inspect the condensate pump tank to assure it is free of accumulated dirt or sludge DO NOT use so...

Page 33: ...ity of heating ducts grills radiators ceiling fans or main doors Also avoid locations where the unit is subject to high humidity such as near casesn with water misting or fogging devices Check Ambient...

Page 34: ...d on tank sides away from the deck while lifting on pump cover Periodically inspect the condensate pump tank to assure it is free of accumulated dirt or sludge DO NOT use solvent cleaners Clean tank w...

Page 35: ...t is subject to high humidity such as near cases with water misting or fogging devices Check that the drain trap s assembly did not become dislodged during shipment or installation and that it is corr...

Page 36: ...may be removed for cleaning or replacement by unscrewing with a 9 16 wrench Clean Inlet and outlet piping Reassemble system and check for correct operation Condensation On The Center Tower Check Ambie...

Page 37: ...ight and close proximity of heating ducts grills radiators ceiling fans or main doors Also avoid locations where the unit is subject to high humidity such as near cases with water misting or fogging d...

Page 38: ...re it is free of accumulated dirt or sludge DO NOT use solvent cleaners Clean tank with soap and warm water only Check valve may be removed for cleaning or replacement by unscrewing with a 9 16 wrench...

Page 39: ...nlight and close proximity of heating ducts grills radiators ceiling fans or main doors Also avoid locations where the unit is subject to high humidity such as near cases with water misting or fogging...

Page 40: ...l properly diagnosed and repaired be sure to follow these procedures Use of a wet dry shop vacuum is recommended to remove excess water from both the floor and condensate pan as well as the interior o...

Page 41: ...densing fogging the glass and running down and out the units drain The bucket needs to be emptied and cleaned as needed to avoid overflowing and or growth of mold Floor Drain Floor Drain Note Owner Re...

Page 42: ...proximity of heating ducts grills radiators ceiling fans or main doors Also avoid locations where the unit is subject to high humidity such as near cases with water misting or fogging devices Check A...

Page 43: ...lean the pan and float of debris to see if it will float if not replace the condensate pan float assembly and or heater accordingly If equipped check that condensate pan or pump is properly plugged in...

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