Apollo Conbraco 78-RV User Manual
78-RV Series
Thermal Expansion Relief Valve
SUBMITTAL SHEET
SOLDER NPT PEX B PEX A
DESCRIPTION
The lead free* Apollo® 78-RV Series Combination Water Heater Isolation Valve/IAPMO Approved Thermal Expansion Relief Device solves two code
requirements while saving time, installation space and money! Ideal alternative to expansion tanks in residential plumbing systems. Made in the USA,
featuring lead free* dezincification resistant brass and bronze materials.
LEAD FREE
Job Name:
Job Location:
Engineer:
Contractor:
Tag :
PO#:
Rep:
Wholesale Dist.:
PERFORMANCE RATING
• Ball Valve Maximum Pressure: 400 psi
• Relief Valve Factory Set and Sealed
125 psi Maximum
• Maximum Temperature: 210°F
PART NUMBER MATRIX
APPROVALS
• IAPMO IGC 128-2008
• City of Los Angeles Registered
• NSF/ANSI 372 Lead Free
• CSA B125.1 & B125.3
STANDARD MATERIAL LIST
LEVER
BODY
STEM BEARING
STEM
RE TA IN E R
BALL
STEM PACKING
SE AT
BODY, RELIEF
SPRING, RELIEF
SEAT, RELIEF
Steel, Plated, Plastisol
UNS C27451 Lead Free* DZR Brass
RTFE
UNS C27451 Lead Free* DZR Brass
UNS C27451 Lead Free* DZR Brass
UNS C27451 Lead Free* DRZ Brass,
Chrome Plated
RTFE
RTFE
UNS C8 9836 Lead Free* Bronze
Stainless Steel
Silicone Rubber
DIMENSIONS
PART
NUMBER
78RV11* 3/4 " N PT 4.1 2.6 max 3.2
78RV22* 3/4 " S WT 4.1 2.6 max 3.6
78RV99* 3 /4" PEX 4.1 2.6 max 3.5
78RV99X2* 3/4 " P EX 4.1 2.6 max 4.1
SIZE (IN.)
DIMENSIONS (IN.)
A B C
78RV X X X X - XX
END
CONNECTION
1 - NPT 1 - NPT 4 - 3/8" HOSE BARB 80 X2 - PEX A (F1960)
2 - SOLDER 2 - SOLDER 5 - 1/2" PEX 100
9 - PEX 9 - PEX 6 - 3/8" COMPRESSION 125
*For Push Version (78RV-P) see SS1353
**If PEX A (F1960) is required, add –X2. Example: 78RV99580X2 – PEX A(F1960) Inlet, PEX A (F1960) Outlet, PEX A (F1960) Relief Connection, 80 PSI.
*LEAD FREE: The wetted surfaces of this product shall contain no more than 0.25% lead by weighted average. Complies with Federal Public Law 111-380 . ANSI 3rd party approved and listed.
(704) 841-6000
apollovalves.com
SS1177 © 04/19 Page 1 of 1
END
CONNECTION
This specification is provided for reference only. Apollo reserves the right to change any portion of this specification without
notice and without incurring obligation to make such changes to Apollo products previously or subsequently sold.
Most current information available at apollovalves.com.
RELIEF
CONNECTION
7 - 1/2” NPT/SOLDER
PRESSURE
(PSI)
OPTIONS**
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