Maxton UC1A - TROUBLE SHOOTING PROCEDURES UC1, UC1 A, UC2, UC2 A B44; CAUTION

1728 Orbit Way - Minden, Nevada 89423 P: 775-782-1700 F: 775-782-1701 info@maxtonvalve.com www.maxtonvalve.com

29
\\SERVER\CATALOG2019\2019CatalogRev2

CAUTION:
 The information contained herein is for use by skilled hydraulic elevator professionals.
 Before disassembly of the valve, make sure the power is off by turning the main disconnect switch off and
that the elevator is resting on the buffers (zero system pressure).
The possible problems and causes are listed in likelihood and ease of checking.
The first section of the guide deals with the UP SECTION, while the second deals with the DOWN
SECTION.
It is important to use the following reference materials in conjunction with the trouble shooting procedures.
 UC1, UC1A, UC2, UC2AB44 Operating Sequence
 UC1, UC1A, UC2, UC2AB44 Adjustment Procedure
 UC1A, UC2AB44 Schematic
TROUBLE SHOOTING PROCEDURES UC1, UC1A, UC2, UC2A B44