Fisher & Paykel MR810 Manuale Utente
22
MR810 Technical Manual Rev C REF 185042601
6
6.5 S
ERVICING THE
H
EATER
P
LATE
Table 6: MR810 Screw Torque Settings
Exploded
Diagram
Reference
Screw
Application
Driver
Torque
(in/oz)
Torque
(Nm)
Figure 8.2: 9,11
Screw M4 x 8 Pan Phil
Taptite
Taptite
Heater Plate Earth,
Heater Plate Element
Heater Plate Element
Philips #2
205–234 1.45-1.65
Figure 8.2: 3,6
Screw M3 x 5 Pan Phil
Taptite
Taptite
Thermostat,
Thermistor
Thermistor
Philips #1
163-177
1.15-1.25
Figure 8.1: 5
Screw M3 x 5 Pan Phil
Taptite
Taptite
Heater Plate Stand-off
Philips #2
85– 113
0.6 – 0.8
Figure 8.1: 1,2
Screw 6 x 53 Pan Phil
TY25 ZP
TY25 ZP
MR810 PCB,
Case screw
Case screw
Philips #2
99 –127
0.7 – 0.9
6.5.1 R
ESETTING THE
T
HERMAL
C
UT
-O
UT
NOTE: If the heater plate is still hot, allow it to cool sufficiently before attempting to reset the thermal cut-
out.
out.
1. Disconnect the power supply and open the case (refer to § 6.2).
2. With the humidifier upside down, the thermal cut-out can be reset by depressing the red thermal cut-out
reset button through the hole in the PCB (Figure 6.5), using a pin of at least 60 mm long and diameter
of approximately 4-5 mm. If the thermal cut-out “clicks” when pressed then the cut-out had been
tripped.
of approximately 4-5 mm. If the thermal cut-out “clicks” when pressed then the cut-out had been
tripped.
3. Close the case (refer to § 6.8.2).
Figure 6.5: Location of the thermal cut out reset button
Thermal cut-out
reset
reset