Bunn MHG Service & Repair Manual

42
SERVICE (Cont.)
Location:
The relay is located either on the timer bracket or on
the component mounting bracket in the grinder base.
The bracket can be removed by loosening the two 8-32
screws beneath the timer dial.
Test Procedure:
1. Disconnect the grinder from the power supply.
2. Access the relay and remove the wires from all
terminals.
3. With an ohmmeter, check for continuity between
the 0 and 1 terminals.
4. With an ohmmeter, check that there is an open
circuit between terminals 2 and 4, and between
terminals 6 and 8.
If continuity is present as described, reconnect the
wires, the relay is operating properly.
If continuity is not present as described, replace the
relay.
Relay (Models MHG, FPG-2 DBC, Late Model G-9, G9-2, G9-2 DBC)
FIG 42 RELAY
FIG 43 RELAY TERMINALS
Removal and Replacement
1. Disconnect the grinder from the power supply.
2. Remove all wires from the relay terminals.
3. Remove the two 8-32 screws attaching the relay to
the mounting bracket.
4. Refer to Fig 43 when connecting relay wires.
41545 122209

Bunn MHG Specifications

General

Brand	Bunn
Model	MHG
Category	Grinder
Language	English