Waters TQ Detector - Page 143

Replacing the ion block source heater 5-75
3. Use the 2.5-mm Allen wrench to loosen the 4 captive screws securing the
ion block cover plate.
4. Remove the ion block cover plate.
5. Use the 1.5-mm Allen wrench to remove the 2 screws securing the
heater wires to the PEEK terminal block.
TP02649
Ion block cover plate captive
securing screw
Ion block cover plate
TP02616
Heater cartridge wire
securing screws
PEEK terminal block