Follett REF Series manuale d’uso

Installation, Oper ation and Ser vice Manual REF Ser ies Under count er R efr iger at or 00 1 28892R02 80 1 Church Lane • East on, P A 1 8040, USA T oll free (800) 523-9361 • (61 0) 252-730 1 F ax (61 0) 250-0696 • www .follet tice.com F ollowing installation, please forw ard this manual to the appr opriate oper ations person. Order parts onl[...]

2 T able of cont ents W elcome t o F ollet t 3 Bef ore y ou begin 3 Specif ications 3 Installation procedur es 4 Installing legs 4 Installing shelv es 4 Installing contr oller f aceplate 4 Changing controller set tings 4 Re ver sing door 5 Controller 6 Contr oller operation 6 P rog ramming the contr oller 6 Operation 10 How the r efrigerator w orks[...]

3 W elcome t o F ollet t F ollet t equipment enjo ys a well-deserved r eputation f or e x cellent perf or mance, long-t er m reliability and outstanding af ter -the-sale suppor t. T o ensure that this product deli v ers that same degr ee of ser vice, we ask that you t ake a moment t o re view this manual bef ore beginning the inst allation. Should [...]

4 Installation Installing legs – requir ed 1 . Remo ve legs fr om plastic bag packed inside r efrigerator . 2. T ip refrigerator bac k and screw legs in all the w a y to st op (they will e xtend 1/8" belo w base of REF). 3. A djust legs as needed to le v el REF in both directions . T o access legs, remo ve the lo wer fr ont panel. T ur n leg[...]

Re v ersing the door s wing – optional 1 . Remo ve scr ews and latch from r efrigerator cabinet. (F ig. 5.1). 2. Use flat scr ew dr iv er to car efully r emove (do not scr atch) hinge cov ers (F ig. 6.1). 3. Suppor t door and remo ve scr ews at taching hinge to r efr igerator cabinet (F ig. 6.2). 4. Co ver hinge scr ew holes with scre w hole plug[...]

Controller oper ation In normal operation the controller displa ys cabinet t emperatur es in °F (def ault) or user -selected °C . °C temperatur es are displa yed t o 1 decimal point. An LED located belo w the snowf lake icon f lashes when the compressor is running. Roc ker b utt ons to the right of the temper ature displa y control all prog ramm[...]

7 T o change temper atur e display fr om °F to °C T o display t emperat ure cut-out T o change temper at ure cut-out STEP INPUT DISPLA Y 1 P ress and r elease SET Current cut-out t emperatur e will displa y for appr oximat ely 5 seconds. Displa y will return to current r efrigerator t emperatur e STEP INPUT DISPLA Y 1 P r ess and hold SET for 3 C[...]

T o change temper at ure displa y fr om °C to °F If you ha v e progr ammed your contr oller to displa y in °C and want to change it bac k to displa y in °F , follo w the steps belo w . 8 STEP INPUT DISPLA Y 1 P ress and hold SET + DO WN HY arro w together f or 3 seconds 2 P ress UP or DO WN arro w CF until CF is displa yed 3 P ress and r elease[...]

Controller secur ity The controller panel can be loc ked t o pre vent inad vertent or intentional pr ogramming changes. In lock ed mode, the controller will displa y cabinet temperatur e and cut-out set point only . T o loc k the controller 1 . P ress the UP/DO WN ARRO W in the middle until “POF” displa ys. 2. P rogr ammer is now loc ked. T o u[...]

10 Oper ation The temper ature contr ol board and pr obe indicate when the r efrigeration sy stem is r equired to turn on and of f. The refrigeration s yst em remo v es heat from the cabinet int erior and rejects it to the surr ounding room air . When the cabinet interior temper ature r eaches 4°F abov e the contr oller set point, the probe signal[...]

Service Latch adjustment T o adjust for pr oper latch engagement 1 . Loosen striker plate mounting scr ews (Fig . 1 1 .1). 2. Mov e str iker plat e up or down as r equired and tight en scre ws. 3. T est operation of latch. T o adjust for pr oper gask et seal 1 . Loosen striker depth adjustment scre w (Fig. 1 1 .2). 2. A djust stop in or out and tig[...]

Controller r eplacement 1 . Disconnect power t o unit: a. P ush front panel r ock er s witch to OFF position. b . Switch cir cuit break er to OFF position and disconnect po wer cor d. 2. Remov e 4 scre ws from fr ont panel to access back of contr oller . 3. Disconnect front panel wiring har ness from refrigerat or at 5 pin connector . 4. Disconnect[...]

Refr igeration s y stem The REF Series refrigeration sy stem is designed t o give man y year s of troub le-free ser vice. Ex cept f or routine cleaning of the air -cooled condenser and relat ed par ts, the refrigeration s yst em requir es no ser vice or maintenance . The s yst em uses a capillar y tube and is critically charged. Access f it tings a[...]

P ossible cause 1 . P ow er switch f ault y or in OFF position; loose connection. 2. Refrigerat or not plugged in. 3. No power t o cord. 4. T emp contr oller not energizing components. 5. P robe not sensing cut in temper ature . 1 . Thermal ov erload open or def ectiv e. 2. Capacit or and/or relay def ectiv e. 3. Compressor def ectiv e. 1 . Def ect[...]

A ccessor ies T emper atur e alarm Befor e installing alarm 1 . Remo ve supplied 9- volt back-up bat tery from packing bo x. 2. R emov e 2 scre ws from module f ace and remov e f aceplate . 3. Install bac k-up bat tery on bat tery connector . 4. Locat e DIP switches on the bac k of the f aceplate (Fig . 1 3). 5. R evie w the f actory DIP switch set[...]

Set ting alarm temper atures 1 . Af ter the inst allation is complete , allow 30 minut es f or the sy stem t o stabilize t o ambient temperatur e. 2. C alibrate t emperature alarm to refrigerat or displa y a. C alibration is best done with the alarm probe remo ved fr om the probe bot tle and placed in the vicinit y of the temper ature contr oller p[...]

17 Ref erence # Description P ar t # 1 F an motor , ev aporat or 00 1 0491 9 2 Brac ket, f an motor 00 1 04927 3 F an blade 00 1 04935 4 F an guard 00 1 04943 5 Evapor ator (includes parts above) 00 1 04885 6 F ilter drier & capillar y tube 00 1 03267 7 Compr essor 00 1 04950 8 Star ting capacit or 00 1 04968 Not shown Star ting rela y 00 1 049[...]

18 Ref erence # Description P ar t # 1 Door , REF5 (includes gasket – 21 3/8" x 21 3/8") 00 1 050 1 5 Not shown Door , REF4-ADA (includes g ask et – 21 3/8" x 1 8 5/8") 00 1 1 391 0 2 Latch & striker (includes scre ws) 00 1 05023 3 Latch scre ws (each – 3 per latch) 00 1 03507 4 Striker scre ws (each – 2 per str iker[...]

19 T emperat ure alar m accessory Not shown Bot tle kit (includes bot tle, brack et and gask et) 00 1 13779 Not shown Contr oller kit (includes bat tery , probe and pow er supply) 00 1 081 75 Not shown Gasket, bot tle 00 1 12029 Not shown Brac ket, bot tle 00 1 1 20 1 1 Not shown Bot tle 00 1 12037 Not shown Bat ter y 00 1 121 77 Not shown Scre ws,[...]

00 1 28892R02 03/07 80 1 Church Lane • East on, P A 1 8040, USA T oll free (800) 523-9361 • (61 0) 252-730 1 F ax (61 0) 250-0696 • www .follet tice.com[...]