Veeder-Root TLS-3 Series, Installation Manual

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VPS Installation Before You Begin
4
Before You Begin
• Comply with all recommended safety practices identified by OSHA (Occupational Safety and Health
Administration) and your employer.
• Review and comply with all the safety warnings in the installation manuals and any other national, State or Local
requirements.
• When direct wiring to the TLS console, a 2-conductor, 18 AWG shielded cable must be installed in intrinsically
safe conduit from the dispenser or from the vapor vent stack to the TLS console. The cable length between the
console and sensor must not exceed the distance stated in the appropriate console’s site prep manual. Conduit
for direct-wired installations must be properly sealed in accordance with the latest National Electric Code
(NFPA 70) and the Code for Motor Fuel Dispensing Facilities and Repair Garages (NFPA 30A) since they pass
from a Class I, Division 1 or 2 hazardous area into a non-hazardous area.
• Conductors of different intrinsically safe circuits run in the same cable/conduit must have at least 0.01 inch
(0.25 mm) of insulation.
• For all connections requiring sealant, use only UL classified yellow Gas/TFE plumbing tape.
• Intrinsically safe devices must be installed in accordance with Article 504 of the National Electrical Code, ANSI/
NFPA 70, for installation in the United States, or Section 18 of the Canadian Electrical Code for installations in
Canada.
• When installing on a vent stack, customer supplied pipe and pipe fittings shall be standard full-weight (ASTM
Schedule 40) wrought iron or steel.
• Customer supplied copper tubing shall be soft tempered, 1/4-inch O.D., with a minimum wall thickness of
0.0265 inches.
• Pipe threads shall be in accordance with the Standard for Pipe Threads, General Purpose (Inch) ANSI/ASME
B1.20.1-1983.
Veeder-Root Parts
Veeder-Root parts and kits required to install the VPS are listed in Table 1 and Table 2.
Table 1. Under Dispenser - VPS Installation Kit (P/N 330020-433 [included in kit 330020-515])
Item Qty. Description P/N
1 1 Vapor Pressure sensor 331946-001 or 861190-201
2 4 Male connector 68CA-4-4, brass 1/4” tube to 1/4” pipe 514100-430
3 1 Union 62CA-4, brass 1/4” tube size 514100-431
4 1 Plug 59CA-4, brass 1/4” tube size 514100-432
5 1 Universal sensor mounting kit - miscellaneous assortment
of U-bolts, brackets, clamps, and fasteners
330020-012
6 2 Wire nut 576008-461
7 1 Sealing pack 514100-304
8 1 Cord grip 331028-011
9 2 Tie wrap 510901-337
10 1 Shim 332061-001