Large Display Temperature Meters
Instruction Manual
17
Disassembling the PD757
1. Loosen the four screws that hold the enclosure’s cover in place and remove
cover.
2. Loosen the top three mounting screws holding the Display PCB (see Figure
30, page 61).
3. Remove the bottom three mounting screws.
4. Slide Display PCB out from under the top three screws. Ribbon cable to
Display PCB may be removed during meter installation.
Do not remove
standoffs from Main PCB
. Main PCB is secured to enclosure’s base with
four mounting screws.
5. Change voltage selection as required, described on page 20. Set
configuration jumpers; connect power and signal wires.
6. Reassemble Display PCB prior to applying power.
7. To program meter using front panel buttons leave top cover off until meter
programming is complete.
8. Install lockout jumper to prevent accidental changes to programmed settings.
