Merco Savory POP-2/4 - Manual (Page 6)

C. P.C. BOARD
1. Remove case cover and control panel. (Section A)
2. Remove knob from front of control panel. NOTE: Thecontrol knob on the front panel consists of two parts the knob
and the knob cap. The cap must be snapped off before removing the knob. Use a span ner wrench to loosen the knob
and pull off the shaft.
3. Remove wire connections from the p.c. board.
4. Remove the 4 mounting nuts and remove the p.c. board.
5. When installing the new p.c. board make sure the sensing probe is inserted through the opening in the p.c. board
reflector before securing front panel to th chassis. (Figure 3)
6. To replace the knob on the front panel, turn the adjustment shaft fully counterclockwise. Slip on th knob making
surethe white indicator mark on the knob is alligned with the lowest setting mark (Lighter) on the control panel.Hold the
knob securely inposition and tighten with a spanner wrench.Snap on the knob cap aligning the indicator marks on the
knob and cap. (Figure 4)
POWER SWITCH
1. Remove the case cover and control panel. (Section A)
2. Remove wire connections from the p.c. board noting
the proper orientation, and remove the front control panel.
3. Remove the black bushing from the toast lever
mechanism.IMPORTANT: Mark the positioning of the
bushing before removing.
4. Remove the 2 mounting screws and nuts from the switch.
5. Remove wire connections from the switch noting proper
orientation. Refer to the wiring diagram
6. For units with slots in the mounting brackets, make
sure the switch is fully forward in both slots.
E. TOAST LEVER SPRING
1. Remove case cover. (Section A) Figure 3
2. Remove wire connections from power switch.
3. Remove the groundingnut from the floor of the toaster.
4. Open cable holding clamps with pliers.
5. Remove the strain relief clamp securing the power cord.
6. Pull the power cord out through the busing on the back panel.
F. POWER CORD
1. Remove case cover. (Section A)
2. Unhook the spring from both ends.
3. Insert the new spring, hooking the bottom end first.
Bring the top end of the spring through the small hole
in the chassis cover and hook into th elarger hole
4. Check for proper jumper wire positioning. Figure 4
G. OUTER HEATER CARD ASSEMBLY
1. Remove case cover. (Section A)
2. With pliers, straighten corresponding twist tabs on underside of toaster.
3. On underside of toaster, remove corresponding sheet metal screw securing the end panel to the base.
4. Slide rear exterior panel down the power cord, away from the toaster.
5. When replacing left side heater card, remove strain relief bracket securing power cord to the inside panel.
6. Unhook the two toast level springs from the chassis top.
7. Straighten the 9 twist tabs on the chassis top.
8. With retaining ring pliers, remove the upper retaining rings from both guide shafts.
9. Remove upper chassis top.
10. Remove upper and lower terminal connections from the outer heater card.
NOTE: When replacing left side heater, remove tap wire.
11. Straighten twist tab securing the heater card assembly to teh inner front end panel.
12. On the inner rear end panel, straighten the center and corresponding twist tabs.
13. Carefully pushing outward on both end panels, lift the heater card assembly upward.
14. WEhen installing new heater card aassembly, make sure all internal components are positioned correctly at both
ends of the toaster. (Figure 8)
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