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Bunn Single SH Operating & Service Manual

Summary of Single SH

  • Page 1

    Operating & service manual bunn-o-matic corporation post office box 3227 springfield, illinois 62708-3227 phone: (217) 529-6601 fax: (217) 529-6644 28342.0000f 06/07 ©1997 bunn-o-matic corporation www.Bunn.Com 1sh & 2sh stand to obtain the illustrated parts catalog, visit the bunn-o-matic website, a...

  • Page 2

    Page 2 00986.0000 user notices the notice on the stands should be kept in good condition. Replace if unreadable or damaged. Warranty bunn-o-matic corp. (“bunn”) warrants the equipment manufactured by it to be commercially free from de- fects in material and workmanship existing at the time of manufa...

  • Page 3

    Page 3 electrical requirements the stands have an attached cordset and requires 2-wire grounded service rated 100v or 120 volts ac, single phase, 90 watts total for the 1sh, 180 watts total for the 2sh, or 2-wire grounded service rated 230 volts ac, single phase, 90 watts total for the 1sh, 180 watt...

  • Page 4

    Page 4 circuit breaker location the circuit breaker(s) is located on the upper part of the receptacle bracket just above the spring contact receptacle(s) assembly. Fig. 2 circuit breaker p1402 service this section provides procedures for testing and replacing various major components used in these s...

  • Page 5

    Page 5 service (cont.) test procedures 1. Disconnect the stand from the power source. 2. Remove the wires from the circuit breaker. 3. Check for continuity between the circuit breaker terminals. Continuity must be present between the terminals. If continuity is present as described the circuit break...

  • Page 6

    Page 6 service (cont.) rectifier fig. 6 rectifier location: the rectifier(s) is located inside on the right side of the stand housing just to the right of the transformer for 1sh stand and on the right and left side of the stand housing for 2sh stand. Test procedures: 1. Disconnect the stand from th...

  • Page 7

    Page 7 service (cont.) transformer fig. 8 transformer location: the transformer(s) is located in the stand housing on the base plate. Test procedures: 1. Disconnect the stand from the power source. 2. Disconnect the black wire from terminal #5 and the white or red wire from terminal # 6. 3. Check th...

  • Page 8

    Page 8 service (cont.) transformer (cont.) 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 #6 whi or red from power supply connection #6 whi or red to transformer terminal #2 #1 blk from power supply connection #5 blk to transformer terminal #1 #1 blk from transformer terminal #5 #2 whi or red to right transfor...

  • Page 9

    Page 9 + – ac ac rect 4 amp transformer red blk blu/blk blu/blk blu/blk blu/blk blu/blk blk blk 12 1 2 5 6 7 n l1 whi whi schematic wiring diagram 2 sh stand 27793.0000c 02/07 © 1997 bunn-o-matic corporation 100 or 120 volts ac 2 wire + gnd single phase + – ac ac rect 4 amp transformer red blk blu/b...

  • Page 10

    Page 10 + – ac ac rect 4 amp transformer red blk blu/blk blu/blk blu/blk blu/blk brn 12 1 2 5 6 7 l2 l1 blu blk schematic wiring diagram 1 sh stand, 230v ce 27789.0001d 11/98 © 1997 bunn-o-matic corporation 230 volts ac, 2 wire single phase front view of server contacts 24vdc + – + – grn/yel resetta...