Table Of Contents - Follett Symphony 25HI400A Installation & Service Manual

Contents
Welcome to Follett . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Before you begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Ambient . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Plumbing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Ventilation and service clearances . . . . . . . . . . . . . . . . . 5
Uncrated weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Before you begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installing countertop dispensers with
rear exiting utilities (no legs) . . . . . . . . . . . . . . . . . . . . . . 6
Installing countertop dispensers with
bottom exiting utilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installing wall mount dispensers . . . . . . . . . . . . . . . . . . . 8
Icemaker cleaning & sanitizing . . . . . . . . . . . . . . . . . . . . . . . .10
Quarterly air filter cleaning . . . . . . . . . . . . . . . . . . . . . . . .10
Semi-annual icemaker cleaning & sanitizing . . . . . . . . . .10
Cleaning solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Sanitizing solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Start-up following cleaning . . . . . . . . . . . . . . . . . . . . . . . .11
Dispenser cleaning & sanitizing . . . . . . . . . . . . . . . . . . . . . . .12
Cleaning solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Sanitizing solution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Daily cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Weekly cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Cleaning SensorSAFE lens . . . . . . . . . . . . . . . . . . . . . . .12
Semi-annual cleaning and sanitizing
of dispenser hopper . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Icemaker operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
The icemaking process . . . . . . . . . . . . . . . . . . . . . .13
Ice harvest system diagram . . . . . . . . . . . . . . . . . . .13
Disassembly and replacement instructions . . . . . . . . . . .14
Dispense wheel removal and installation . . . . . . . . .14
Drive bar removal . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Wheel motor assembly removal . . . . . . . . . . . . . . . .14
Ice transport tube replacement . . . . . . . . . . . . . . . .14
Icemaker removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Evaporator disassembly . . . . . . . . . . . . . . . . . . . . . .18
Evaporator reassembly . . . . . . . . . . . . . . . . . . . . . . .18
Gearmotor replacement . . . . . . . . . . . . . . . . . . . . . .19
Fan removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Electrical systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Electrical component locations . . . . . . . . . . . . . . . . . . . 20
Wiring diagram - lever dispense model . . . . . . . . . . . . . 21
Follett Corporation Equipment Return Policy
Follett equipment may be returned for credit under the following conditions:
1. The equipment is new and unused.
2. A return authorization number has been issued by customer service within 30 days after shipment.
3. Follett receives the equipment at the factory in Easton, PA within 30 days after issuance of the return authorization number.
4. The equipment must be returned in Follett packaging. If the packaging has been damaged or discarded, Follett will forward, at the customer's expense, new
packaging.
Note: Return freight charges are the responsibility of the customer. If equipment is returned and is damaged because of improper packaging, Follett Corporation
will not be held responsible.
Credit will be issued when: The equipment has been inspected by Follett and deemed suitable to be returned to stock.
Note: A 15% restocking charge will be deducted from the credit. If the cost to return the product to stock exceeds 15%, the actual cost will be deducted.
2
Wiring diagram - SensorSAFE model . . . . . . . . . . . . . . 22
Icemaker operational and diagnostic sequences . . . . . . . . . 23
Circuitry notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Normal operation - Stage 1 . . . . . . . . . . . . . . . . . . 24
Normal operation - Stage 2 . . . . . . . . . . . . . . . . . . 24
Normal operation - Stage 3 . . . . . . . . . . . . . . . . . . 25
Normal operation - Stage 4 . . . . . . . . . . . . . . . . . . 25
Normal operation - Stage 5 . . . . . . . . . . . . . . . . . . 26
Normal operation - Stage 6 . . . . . . . . . . . . . . . . . . 26
Diagnostic sequence - Stage 7 . . . . . . . . . . . . . . . 27
Diagnostic sequence - Stage 8 . . . . . . . . . . . . . . . 27
Diagnostic sequence - Stage 9 . . . . . . . . . . . . . . . 28
Diagnostic sequence - Stage 10 . . . . . . . . . . . . . . 28
Refrigeration cycle . . . . . . . . . . . . . . . . . . . . . . . . . 29
Refrigeration data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Ice production . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Ice capacity test . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Compressor current draw . . . . . . . . . . . . . . . . . . . . 30
Gearmotor data . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Refrigeration system . . . . . . . . . . . . . . . . . . . . . . . . 30
Icemaker charge specifications . . . . . . . . . . . . . . . 30
Refrigerant replacement requirements . . . . . . . . . . 30
Evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Ambients . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Dispenser troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Before calling for service . . . . . . . . . . . . . . . . . . . . . . . . 31
Lever model troubleshooting guide . . . . . . . . . . . . . . . . 31
SensorSAFE model troubleshooting guide . . . . . . . . . . 31
Board guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Lens/sensor troubleshooting . . . . . . . . . . . . . . . . . 31
Icemaker troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Dispenser replacement parts . . . . . . . . . . . . . . . . . . . . . . . . 34
Dispenser exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Dispense chute and splash panel areas -
lever models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Dispenser electrical box - lever models . . . . . . . . . . . . 36
Dispense chute and splash panel areas -
SensorSAFE models . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Dispenser electrical box - SensorSAFE models . . . . . . 38
Wheel motor and drive system . . . . . . . . . . . . . . . . . . . 39
Water and drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Icemaker replacement parts . . . . . . . . . . . . . . . . . . . . . . . . . 41
Evaporator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Air-cooled icemakers . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Water-cooled icemakers . . . . . . . . . . . . . . . . . . . . . . . . . 44
Icemaker electrical components . . . . . . . . . . . . . . . . . . 46
25CI400A/W • 25HI400A • 50CI400A/W • 50HI400A