Maintenance, Service, and Troubleshooting Teledyne API Ultrafine Particle Monitor - Model 651
78 07506C DCN6727
Removing the Cover When you remove the Model 651 cover to perform service or
maintenance, follow the instructions below:
1. Read the warnings and cautions at the beginning of this
chapter.
2. Unplug the instrument and remove the instrument cover by
loosening the eight side panel screws.
3. Lift the cover up.
In addition to replacement parts found in your supplied accessory
kit, additional replacement items are available from TAPI to keep
your Model 651 operating for many years. Parts are available in kits
listed below in Table 9-1. Please contact TAPI for details and
purchase of these items.
Table 9-1 Model 651 Maintenance and Replacement Kits
Part No. Name Description
DU0000169 M651 Maintenance Kit See Table 2-2 in Chapter 2 for details.
DU0000157 Wick Cartridge REPLACEMENT WICK CARTRIDGE
DU0000158 Wick REPLACEMENT WICK (SET OF 12)
DU0000161 Critical Flow Control Orifice REPLACEMENT CRITICAL FLOW CONTROL
ORIFICE (.005 INCH)
DU0000162 Critical Transport Flow Orifice REPLACEMENT CRITICAL TRANSPORT FLOW
CONTROL ORIFICE (.0095 INCH)
DU0000163 Critical Auxiliary Flow Control
Orifice
REPLACEMENT CRITICAL AUXILIARY FLOW
CONTROL ORIFICE (.0025 INCH)
DU0000164 Rack-mount kit RACK-MOUNT BRACKETS W SCREWS,& USB
ADAPTER CABLE
DU0000165 Inlet screen INLET SCREEN ASSEMBLY
DU0000166 Inlet cap INLET CAP
DU0000167 Water supply bottle WATER SUPPLY BOTTLE
DU0000168 Water drain bottle WATER DRAIN BOTTLE
DU0000171 Water Separator Assembly REPLACEMENT WATER SEPARATOR WITH
BRACKET
DU0000172 Ejection Pump Assembly REPLACEMENT EJECTION PUMP WITH BRACKET
DU0000174 Optics Assembly REPLACEMENT OPTICS ASSEMBLY
DU0000234 Filter FILTER REPLACEMENT
TU0000034 Inlet tubing STATIC DISSIPATIVE SAMPLE INLET TUBING