Synesso MVP - Page 67

67
Category Symptom Possible Reasons & Soluons
Machine is not level. Check to make sure the surface that holds the
machine is level. Slightly adjust leg height to create a level machine
Debris is stuck in the water control ll valve. See Water Control
Valves
Steam Tank is
Slow to Recover
Pressure
Test rst steam loop (S1) funconality:
 Turn o Loop 2 so only Loop 1 is acve
 Turn up steam set point by a few degrees and conrm that the
temperature rises to the new set point.
 If the temperature has risen, then S1 is funconing properly
Test S2 funconality. See S1 test above for instrucons
If either zone is not working properly, then see “Cold Zone” and
“Tanks will Not Heat to Full Temperature” in the Electronics secon
Calcium and scale buildup can insulate and cause reduced eciency
in heang elements. If calcium and scale buildup is an issue, be sure
to descale your machine on a regular basis
Steam Wand
Drip at the Steam
Wand Tip
Steam valve seal is worn. Replace by installing steam valve rebuilt kit
Steam valve handle needs to be adjusted. See Steam Valve Handle
Adjustment
Steam valve is lled with milk residue. Disassemble steam valve and
clean
Water bubbles out
around wand pivot
ball
Wand ball o-ring is worn, replace with new Teon o-ring from steam
valve rebuild kit
Wand is Hard to
Move or Scky
Remove wand mounng nut, clean and lubricate wand ball with food
grade grease, replace wand ball o-ring
Steam Valve does
not Open Fully
Steam valve handle needs to be adjusted. See Steam Valve Handle
Adjustment
Hot Water Tap
No Water Flows
When the Switch is
If there is pressure in the steam tank, and water to the machine is
not restricted, this indicates the switch has failed. Replace the switch
Only Cold Water
Flows when Switch
is On
Turn the mix valve clockwise unl it stops. This will cut o all cold
water ow. If no water ows with the mix valve o, the water con-
trol valve on the hot side of the mix valve has failed
Only Hot Water
Flows when Switch
is On
Check that the mix valve is not fully closed. A fully closed mix valve
will only allow steaming water out to the hot water tap
If the mix valve is open a full turn and a half and the water ow is
sll steaming and spuering, the water control valve on the cold side
of the mix valve has failed