Nespresso EF 737, Service Manual

Page: 16 / 60

16
The temperature diagram shows the
march of temperature during operation
and the corresponding status of the
buttons.
Operating sequence
A) Press On/Off button
B) Press according button for coffee
preparation or turn steam/hot water
lever to the front
C) Coffee or hot water preparation
finished
D) Press button "Steam" - warm up
starts
E) Press button "Steam" - steam is
generated
F) Press button "Steam" - cool down
starts
Note
After the preparation of coffee or hot
water, the On/Off button may flash
red for a short time due to over-
temperature.
Operation
Temperature diagram
!
Steam
preparation
Heating up Standby Coffee (91°C) / hot water (95°C) Heating up
Standby Heating up Steam ready Steam Cooling
A B C D E F
Coffee and
hot water
preparation
!
140°C
(284°F)
103°C (217°F)
Button status
Temperature at thermoblock
!
91/95°C
(196/203°F)